Please help me solve question 2

Please Help Me Solve Question 2

Answers

Answer 1

Answer:

solution: ( 3 , 6 )

[tex]\sf y =6[/tex]

[tex]\sf x =3[/tex]

Step-by-step explanation:

[tex]\sf y = \frac{2}{3} x+4[/tex]

[tex]\sf 2x+3y = 24[/tex]

make y the subject in equation 2:

[tex]\sf 2x+3y = 24[/tex]

[tex]\sf 3y = 24-2x[/tex]

[tex]\sf y = \frac{24-2x}{3}[/tex]

insert this in equation 1:

[tex]\sf \frac{24-2x}{3} =\frac{2}{3} x+4[/tex]

[tex]\sf \sf \frac{24-2x}{3} =\frac{2x+12}{3}[/tex]

[tex]\sf (24-2x) = (2x+12)[/tex]

[tex]\sf -2x-2x=12-24[/tex]

[tex]\sf -4x=-12[/tex]

[tex]\sf x =3[/tex]

solve for y:

[tex]\sf y = \frac{24-2x}{3}[/tex]

[tex]\sf y = \frac{24-2(3)}{3}[/tex]

[tex]\sf y =6[/tex]

Answer 2

Answer:

(3, 6)

Step-by-step explanation:

[tex]\textsf{Equation 1}: \ y=\dfrac23x+4[/tex]

[tex]\textsf{Equation 2}: \ 2x + 3y =24[/tex]

Substitute equation 1 into equation 2:

[tex]\implies 2x + 3\left(\dfrac23x + 4 \right) =24[/tex]

Expand brackets:

[tex]\implies 2x +2x+12=24[/tex]

Collect like terms:

[tex]\implies 4x+12=24[/tex]

Subtract 12 from both sides:

[tex]\implies 4x=12[/tex]

Divide both sides by 4:

[tex]\implies x=3[/tex]

Now substitute found value of x into equation 1:

[tex]\implies y=\dfrac23(3)+4[/tex]

[tex]\implies y=2+4[/tex]

[tex]\implies y=6[/tex]

Therefore, solution is (3, 6)


Related Questions

EXplain please ! i will mark brainliest show UR WORKING

Answers

You need to add up the sides and multiply them. It will help ALOT

Answer:

A

Step-by-step explanation:

Since PQRS is a square, PQ=QR.

[tex]4x + 3 = 41[/tex]

[tex]x = 38[/tex]

[tex]x = 9.5[/tex]

A diagonal of square PQRS creates two isoceles right triangles. So angle PQT measures 45 degrees. We then have:

[tex]2x + 4y = 45[/tex]

[tex]2(9.5) + 4y = 45[/tex]

[tex]19 + 4y = 45[/tex]

[tex]4y = 26[/tex]

[tex]y = 6.5[/tex]

I will give BRAINLIEST :))

Question 4 mille Choice Worth 5 points)
(LC)

STORIES OF USEFUL INVENTIONS, excerpt
By S. E. Forman
1911

THE MATCH

There never was a time when the word was without fire, but there was a time when men did not know how to Kindle fire and after they teamed how to Kindle one, it was a long, long time before they learned how to kindle one easily
In these days we can kindle a fire without any trouble, because we can easily get a match, but we must remember that the match is one of the most wondertul things in the world, and that it took men thousands of years to kam how
to make one. Let us learn the history of this familiar e object, the match
Fire was first given to man by nature itself. When a forest is set on fire by cinders from a neighboring volcano, or when a tree is set abtaze by a thunderbolt, we may say that nature strikes a match. In the eany history of the world,
nature had to kindle all the fires, for man by his own effort was unable to produce a spark The first method, then, of getting fire for use was to light sticks of wood at a flame kindled by nature-by a volcano, perhaps, or by a stroke of
lightning These firebrands were carried to the home and used in kinding the fres there. The fire secured in this way was carefully guarded and was kept burning as long as possible. But the flame, however faithfully watched, would
sometimes be extinguished a sudden gust of wind or a sudden shower would put it out. Then a new firebrand would have to be secured, and this often meant a long journey and a deal of trouble.
In 1827, John Walker, a druggist in a small English town, tipped a splint with sulphur, Chlorate of potash, and sulphid of antimony, and nutbed it on sandpaper, and it burst into fame. The druggist had discovered the first friction
chemical match the kind we use to-day. It is called friction chemical because it is made by miding certain chemicals together and rubbing them. Although Walker's match did not require the bottle of acid, nevertheless was not a
good one it could be lighted only by hard rubbing, and it sputtered and the in all directions. In a few years, however, phosphorus was substituted on the tip for antimony, and the change worked wonders. The match could now
Delighted with very little rubbing, and it was no longer necessary to have sandpaper upon which to rub t. It would ignite when rubbed on any dry surface, and there was no longer any sputtering. This was the phosphorus match, the
match with which we are so familiar

Which does the author mean by nature had to knde as the fires, for man by his own effort was unable to produce a spark?

1. Humans were unable to make fire

2. Nature was unable to make fire

3. Humans were not very intelligent

4. Humans did not try to make fire

Answers

2 people need answers for brainliest so if someone sense answers give them brainliest ok

(PLEASE GIVE GOOD ANSWER ILL GIVE BRAINLIEST)
A cornhole board measures 30 inches by 12 inches. The hole has a diameter of 4 inches. What is the probability of a point being on the board but not inside of the hole?
(PLEASE GIVE GOOD ANSWER ILL GIVE BRAINLIEST)

Answers

Answer:

3.48%

Step-by-step explanation:

Probability = Area of hole / Area of board

= 3.14 x 2 x 2 / 12 x 30

= 12.56 / 360

= 0.0348

= 3.48%

30” x 12” = 360”

360” is the cornhole board so is therefore the denominator and the total size of the board.

If the hole has a diameter of 4 inches, we would divide by 2 to get the radius as the radius is 1/2 of the diameter. Once we have the radius (2 inches). We would then find the area of the hole to find the probability of a point being landed inside the hole.

The formula to find the area of a circle is
Area = pi • radius squared

So, A = 3.141 • 2 • 2 = 12.564”

The area of the circle is 12.564”

We could then do

12.564”
———— = 0.0349 = 3.49%
360”

This means there is a 3.49% chance of landing a point into the hole. We could subtract 100% by 3.49% and get 96.51%
OR

Since we know the area of the hole is 12.564”, we could simply subtract the cornhole board by the area of the hole and then divide that by the cornhole board.



360” - 12.564” = 347.436”

347.436”
————- = 0.9651 = 96.51%
360”

The probability of a point being on the board but not inside of the hole is a 96.51% chance (IF THERE IS NO BIAS VARIABLE MESSING WITH IT AND THERES AN EQUAL CHANCE OF LANDING A POINT).

is 5=-2 no infinitely many or 1 solution ​

Answers

Answer:

no solution

Step-by-step explanation:

simplify to create an equivalent expression. 8 -4(-x + 5)

Answers

Answer:

4x - 12

Step-by-step explanation:

8 - 4(-x + 5)

8 + 4x - 20

4x - 12

Simplify the expression.
27 1/3+ 32 1/5

select one:
a. 2
b. square root of 5
c. 1/2
d. 5
e. 4 square root of 3

Answers

Do you know how to change mixed fractions to improper fractions

I need help with this equation

Answers

You can multiply -6 by 2m and -5n which makes -12m+30n

If p is inversely proportional to the square of q, and p is 27 when q is 5, determine p when q is equal to 3.

WILL MARK BRAINLIEST PLEASE HELP!!!​

Answers

p = 75. i just looked it up....

The letters of the word HAPPINESS are written on cards. One card is chosen random. Find the probability that the letter on the card is
(a) P.
(b) T.

I'll mark you as brainliest ​

Answers

Answer:

There's are nine cards (9 letters in happiness). Of those 9, 2 cards have p on them. So a) = 2/9 there aren't any cards with t on then so b) = 0

Factor the expression below. 9x^2-1 A. (3x - 1)(3x - 1) B. (3x - 1)(3x + 1) C. (x - 1)(9x - 1) D. (x - 1)(9x + 1)​

Answers

Answer:

(3x + 1) • (3x - 1)

Step-by-step explanation:

Step by Step Solution

More Icon

STEP

1

:

Equation at the end of step 1

3[tex]{}^{2}[/tex]x[tex]{}^{2}[/tex] - 1

STEP

2

:

Trying to factor as a Difference of Squares:

2.1 Factoring: 9x[tex]{}^{2}[/tex]-1

Theory : A difference of two perfect squares, A[tex]{}^{2}[/tex] - B[tex]{}^{2}[/tex] can be factored into (A+B) • (A-B)

Proof : (A+B) • (A-B) =

A[tex]{}^{2}[/tex] - AB + BA - B2 =

A[tex]{}^{2} [/tex]- AB + AB - B2 =

A[tex]{}^{2}[/tex] - B2

Note : AB = BA is the commutative property of multiplication.

Note : - AB + AB equals zero and is therefore eliminated from the expression.

Check : 9 is the square of 3

Check : 1 is the square of 1

Check : x[tex]{}^{2}[/tex] is the square of x1

Factorization is : (3x + 1) • (3x - 1)

Final result :

(3x + 1) • (3x - 1)

a child has a box of candies which might have a toy inside. the odds against the box having toys inside are 6/7. what is the probabilty of the box having a toy?

Answers

Answer:1/7

Step-by-step explanation:

6 out of every seven have no toys, therefore the odds of a box having toys is 1/7

Tanner is walking home from school, which is 9 blocks from his home. He walks 1 block per minute.
Write an equation that shows the relationship between the number of minutes Tanner has been walking, x, and the number of blocks he is from home, y.

Answers

Answer:

-x+9

Step-by-step explanation:

Here is the equation that shows the relationship between the number of minutes Tanner has been walking, x, and the number of blocks he is from home, y:

y = 9 - x

What type of equation is this?

This equation is a linear equation, and it can be interpreted as follows:

The number of blocks Tanner is from home is decreasing at a rate of 1 block per minute.

The y-intercept of the equation is 9, which represents the number of blocks Tanner is from home when he starts walking.

The slope of the equation is -1, which represents the rate at which Tanner is getting closer to home.

Read more about linear equation here:

https://brainly.com/question/2030026

#SPJ3

A bag contains x white, y red and z blue balls. A ball is drawn at the random, then what is the probability of drawing a blue ball.

Answers

Answer:

Probability of drawinga blue ball = Z/x + y + Z

Step-by-step explanation:

Given :- A bag contains x white, y red and z blue balls. A ball is drawn at the random.

To Find :- the probability of drawing a blue ball.

Solution : [tex] \pmb{ \sf{↴}}[/tex]

Number of blue balls = Z

Total balls = x + y + Z

° P(a blue ball) = [tex] \pmb{ \sf{\frac{z}{x + y + z} }}[/tex]

~~~✿

Show that the triangles are similar and write a similarity statement.
E
14
27
A
C 18
D
21
B
ZACB4
DC
CE
=
So ΔABC ΝΔ

Answers

Answer:

Step-by-step explanation:

Angle ACB is congruent to angle ECD because they are vertical angles.

CE/CB = DC/AC because they are the corresponding sides of the similar triangles

So triangle ABC is similar to triangle DEC.

Can you please help me with this question using proportions

Answers

Answer:

$2520

Step-by-step explanation:

manuel bought the car for 65% of $7200

100-65=35

manuel paid 35% of 7200 for the car.

7200*0.35=2520

Does anyone know the answer to this I will make brainliest

Answers

Do you perhaps have a pic of the triangle they are talking about?

Josh makes 9 dollars for each hour of work. Write an equation to represent his total pay p after working h hours

Answers

P = (9dollars/hour) * (h hours)

Hope that helps!

Write equivalent fractions for 3^3 bottom 4 and 1^2 bottom 3

Answers

[tex]\tt \dfrac{3^3}{4}=\dfrac{27}{4}\\\\\dfrac{1^2}{3}=\dfrac{1}{3}[/tex]

Answer:

[tex]\frac{3^3}{4}=\frac{3*3*3}{4}=\frac{27}{4}[/tex]

[tex]\frac{1^2}{3}=\frac{1*1}{3}=\frac{1}{3}[/tex]

Step-by-step explanation:

[tex]\frac{3^3}{4}[/tex] and [tex]\frac{1^2}{3}[/tex]

[tex]\frac{3^3}{4}=\frac{3*3*3}{4}=\frac{27}{4}[/tex]

[tex]\frac{1^2}{3}=\frac{1*1}{3}=\frac{1}{3}[/tex]

Hope this helps!

Rachel, a 45-year-old female, bought a $120,000, 20-year life insurance policy through her employer. Rachel is paid biweekly.

How much is deducted from each of her paychecks for life insurance?
$63.14
$68.40

$81.05

$87.80

Answers

Answer: the answer is $63.14.

Step-by-step explanation:

I took the test and got it correct.

Answer:

$63.14

Explanation:

I got it right on the test

Brain invests £2500 into his bank account he receives 2.5% per year simple interest how much will Brian have after 5 years give your answer to the nearest penny where appropriate

Answers

Answer:

Step-by-step explanation:

Rate of interest = r = 2.5%

The amount invested = P = £ 2500

Number of years = n = 5 years

[tex]Simple \ Interest = P*r*t[/tex]

                          [tex]=2500*\dfrac{2.5}{100}*5\\\\\\= 25 * 2.5*5[/tex]

                          = £ 312.5

Amount that Brain will have after 5 years = P + simple interest

  = 2500 + 312.5

  = £2812.50

76 divided by 19 using a array

Answers

4

Step-by-step explanation:

Hannah was getting ready for a party. It took her 24 minutes to pack her toys to bring and 16 minutes to have lunch. If she was ready to leave at 4:42 p.m., what time did she start getting ready? 3:02 p.m. 4:02 p.m. 4:12 p.m. 5:12 p.m.

Answers

Answer:

4:02 pm and Hannah must be like an adult baby or just a 5 year old lollll

Step-by-step explanation:

42 - 24 - 16

4 : 02

Answer:

4:02 pm

Step-by-step explanation:

24 + 16 minutes = 40 minutes in total

4:02 + 40 minutes = 4:42 pm

The quotient of a number,g, and the sum of 3e and 5

Answers

Answer:

The quotient of a number,g, and the sum of 3e and 5 is 6

Step-by-step explanation:

I hope it's help

Check all the statements that are true: A. The equality relation on the real numbers is an equivalence relation. B. If a relation is symmetric, it cannot be anti-symmetric. C. A relation from a set with n elements to itself can have up to elements. D. If is an equivalence relation, then . E. A function is a special relation. F. If a relation is anti-symmetric, it cannot be symmetric. G. The equality relation on the real numbers is anti-symmetric. H. If is a reflexive relation on a set S, then any two - related elements of S must also be related. I. The less than or equal relation on the real numbers fails to be an equivalence relation because it is reflexive and transitive but not symmetric. J. There are relations from a set with n elements to itself.

Answers

It can be noted that the true statements about the relations include:

A. The equality relation on the real numbers is an equivalence relation.

C. A relation from a set with n elements to itself can have up to elements.

E. A function is a special relation.

G. The equality relation on the real numbers is anti-symmetric.

H. If is a reflexive relation on a set S, then any two - related elements of S must also be related.

I. The less than or equal relation on the real numbers fails to be an equivalence relation because it is reflexive and transitive but not symmetric.

What is a relation?

It should be noted that a relation simply means the relationship between the set of values.

The information given about the relations above are true in these cases.

Learn more about relations on:

https://brainly.com/question/26098895

help ill give brainliest
alculate the area of the figure below using the following information:

Area of triangle ABC = 7.95 square units

Area of triangle ACD = 9.8 square units

Area of triangle AED = 8.75 square units

Image of irregular pentagon with vertices points A, B, C, D, and E starting at upper left moving clockwise. Two dotted diagonal lines, one connecting vertices A and C, and the second connecting vertices A and D.

The area of the Figure ABCDE is ______ square units

Answers

Answer:

26.5

Step-by-step explanation:

The areas of the three triangles given do not overlap. So the SUM (adding) of the three triangles is equal to the area of the pentagon.

Area of ABCDE

=ABC+ACD+AED

=7.95 + 9.8 + 8.75

= 26.5 sq units

Help 'Find the area of the figure'​

Answers

Answer:

26ft2

Step-by-step explanation:

make it into squares so 2x2 = 4ft

3 x 5 = 15ft

2 x 2 = 4ft

2 x 3 = 6 ÷ 2 = 3ft

4 + 15 + 4 + 3 = 26ft2

Answer:

26 sq ft

Step-by-step explanation:

turn composite figure into workable figures.

in this case a rectangle (5x3) and

a trapezoid (B1 = 7, B2 = 4, and height = 2)

Need help with my assignment

Answers

Answer:

Step-by-step explanation:

[tex]\frac{(3x+4)(2x-6)}{0}[/tex]=

[tex]6x^{2} -18x+8x-24[/tex]/0

anything divided by zero is not possible so the answer is infinity

you can helps me?
f(x) = x + 20
g(x) = x + 5
(f o g) (2) = ?​

Answers

♪Answer : f(x) = x + 20 g(x) = x + 5

»(f o g)(2)

find (f o g)(x)

»f(g(x))

»f(x + 5)

»x + 5 + 20

»x + 25

so, (f o g)(2) is

»2 + 25

»27

Answer:

27

Step-by-step explanation:

f(x) = x + 20

g(x) = x + 5

f(g(x))

= f(x + 5)

f(x + 5) = x + 20 + 5

= x + 25

= 2 + 25

= 27

Solve the triangle, AMDM

Answers

Answer:

B

Step-by-step explanation:

You are given two sides and the included angle, so you need to use the law of cosines.

c² = a² + b² - 2ab cos C

c² = 12² + 13² - 2(12)(13)cos 134°

c² = 313 - 312(-0.6947)

c² = 529.733

c = 23.016

Now use the law of sines.

c/sin C = a/sin A

23.016/sin 134° = 12/sin A

sin A = 12 × sin 134° / 23.016

sin A = 0.37504

A = 22.03°

B = 180° - 134° - 22.03°

B = 23.97°

m<A = 22°; m<B = 24°; c = 23 km

Answer: B

The vertices A(-2,-1), B(-3, 2), C(-1, 3), and D(0, 0) form a parallelogram. The vertices A'(-1, -2), B'(2, -3), C'(3,-1),
and D'(0, 0) are the image of the parallelogram after a sequence of transformations. Which sequence of transformations
could produce the image from the pre-image?
O a reflection over the x-axis and then a reflection over the y-axis
O a reflection over the y-axis and then a 90clockwise rotation about the origin
O a 90clockwise rotation about the origin and then a reflection over the y-axis
O a 90 counterclockwise rotation about the origin and then a reflection over the x-axis
Save and Exit
Next
Mark this and return
Submit

Answers

Answer:

A is correct.

Step-by-step explanation:

The rule for this transformation is that (x,y) will become (y,x) if it flips over y=x OR the y-axis and the x-axis.

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