Jose and David each had to rent cars for their company. Jose rented some vans and some SUVs in
California$312.
David rented some vans and SUVs in Nevada. The cost for renting vans is $12 and the cost for renting
SUVs is $3, the total he paid was $264.

Answers

Answer 1

Answer:

[tex]\left \{ {{x+y=312} \atop {12x+3y=264}} \right.[/tex]

Step-by-step explanation:

The suvs have to add together


Related Questions

A running track in the shape of an oval is shown. The ends of the track form semicircles.

A running track is shown. The left and right edges of the track are identical curves. The top and bottom edges of the track are straight lines. The track has width 56 m and length of one straight edge 130 m.

What is the perimeter of the inside of the track?

(π = 3.14)

Answers

Answer:

7280

Step-by-step explanation:

you just have to multiply 56 and 130

31+4x-10=2x+5

please help this is for geometry I will give brainliest

Answers

Answer:

21+4x=2x+5

4x-2x=5-21

2x=-26

x=-13

Step-by-step explanation:

Hope this helps!

If not I'm sorry.

Answer:

x = -8

Step-by-step explanation:

31 + 4x-10 = 2x + 5

21 + 4x = 2x + 5

What does it mean to integrate a function in calculus?.

Answers

Answer:

See below

Step-by-step explanation:

Integrating a function basically means you are taking the inverse of finding a derivative of the function. Integration is used to find the area under a curve or multiple curves, or even volume.

For instance, [tex]\int\limits^ {}2x \, dx=x^2+C[/tex] because the derivative of [tex]x^2[/tex] is [tex]2x[/tex].

What are symbols of inclusion

Answers

Answer:

Symbols of inclusion are symbols used in mathematical expressions that group terms or factors together. They indicate that when we are simplifying expressions, we are to perform what's inside the symbols first. The three types of symbols of inclusion are parentheses, brackets, and braces.

The midpoint of the segment as an ordered pair (-6,-1,) (-1,-6)

Answers

Answer:

Step-by-step explanation:

(-6,-1) & (-1,-6)

[tex]Midpoint=\left(\dfrac{x_{1}+x_{2}}{2},\dfrac{y_{1}+y_{2}}{2} \right)\\\\\\=\left(\dfrac{-6-1}{2},\dfrac{-1-6}{2} \right)\\\\\\=\left(\dfrac{-7}{2},\dfrac{-7}{2} \right)\\\\\\[/tex]

= (-3.5 , -3.5)

Answer:

[tex]\boxed{\sf{(-3.5 , -3.5)}}}[/tex]

Step-by-step explanation:

This problem must be solved using the midpoint formula, which is similar to a slope formula.

Midpoint formula: [tex]\sf{(X_1,Y_1)}(X_2,Y_2)[/tex]

[tex]\sf{(\dfrac{x_2+x_1}{2},\quad \dfrac{y_2+y_1}{2})}[/tex]

y2=(-6)

y1=(-1)

x2=(-1)

x1=(-6)

Rewrite the problem and then solve it.

[tex]\left(\dfrac{-1-6}{2},\:\dfrac{-6-1}{2}\right)=-\sf{\dfrac{7}{2}, -\dfrac{7}{2}}[/tex]

Dividing is another option.

-7/2=-3.5

(-3.5, -3.5)

As a result, the final answer is (-3.5, -3.5).

I hope this helps! Let me know if my answer is wrong or not.

Help please!! Also please explain your answer

Answers

Answer: Number 5

Step-by-step explanation:

If Jachin needs $400 dollars to get the tablet and she already has $85 she now needs $315. (400 - 85) Since she gets paid $25 a week we have to find how many weeks it will take to reach the $315. So that would be 12.6 weeks. (12.6 x $25 = $315) And she should have no more than 13 weeks to get the money because 12.6 rounded up is 13.

And that should be Answer: Number 5 (w > 12.6 means that it will take Jachin no more than 13 weeks to save enough money to buy the tablet)

Hope that this is not too confusing

Answer:

  F.  w > 12.6, minimum of 13 weeks

Step-by-step explanation:

The amount Jachin will have in his savings account will be the sum of the initial amount and the product of the weekly deposit and the number of weeks. Jachin wants that amount to be more than $400. The inequality that represents Jachin's desired bank balance is ...

  85 +25w > 400 . . . . . initial balance plus deposits total more than $400

  25w > 315 . . . . . . . subtract 85

  w > 12.6 . . . . . . . divide by 25; solution to the inequality

__

Jachin makes a deposit once a week, so the value of w will be an integer. The requirement that the value of w be greater than 12.6 means it will take at least 13 weeks for Jachin to save more than $400.

_____

Additional comment

We don't know how much more than $400 Jachin needs to save. We only know it is some amount more than $400. Hence, we cannot say that after week 13 when Jachin has a balance of $410 that he can buy the tablet. This means the "no more than ..." answer choices have no basis in the problem statement and must be ignored.

This only leaves the first and last answer choices as being worthy of consideration. The first choice presumes that w may take on a non-integer value. If Jachin makes a deposit once a week, he will not be making a deposit when w = 12.6 weeks. He will be making his deposit when w = 13 weeks.

Write the sentence as an equation.
the product of b and 256, plus 17 is 190

i will give brainliest

Answers

Product of b and 256 means multiplication

b×256=256b

Plus 17 means addition

256b+17

Now combine to firm expression

256b+17=90

Lets solve it out

256b=73b=73/256

Mr. Odulate’s rectangular classroom has an area of 1,152 square feet. If the width of the room is 36 feet, what is the length of the room?

Answers

Answer:

32 feet

Step-by-step explanation:

The area of a rectangle is [tex]a = lw[/tex], where the area equals the length times the width. Since we are given the area and the width, we can divide them to find the width, since it's the inverse operation.

⇒ 1152 ÷ 36 ≈ 32 feet

Factor completely 3x4y3 − 15x2y2 6xy. 3xy(x3y2 − 5xy 2) 3x(x3y3 − 5xy2 2y) 3(x4y3 − 5x2y2 2xy) Prime.

Answers

The factor of the provided polynomial with the after the factorization process are similar to option A, which is

[tex]3xy(x^3y^2 - 5xy+ 2)[/tex]

What is factor of polynomial?

The factor of a polynomial is the terms in linear or equation form, which are when multiplied together, give the original polynomial equation as result.

The given polynomial equation in the problem is,

[tex]3x^4y^3 - 15x^2y^2+ 6xy[/tex]

The above equation has the unknown variable x and y and the highest power of this unknown variable is 3.

Take out the highest common factor 3, which can divide each term of the above equation (3, 15, 6). Thus,

[tex]3(x^4y^3 - 5x^2y^2+ 2xy)[/tex]

Take out the highest common factor in terms of variable, which can divide each term of the above equation. Thus,

[tex]3xy(x^3y^2 - 5xy+ 2)[/tex]

Thus, the factor of the provided polynomial with the after the factorization process are similar to option A, which is

[tex]3xy(x^3y^2 - 5xy+ 2)[/tex]

Learn more about factor of polynomial here;

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MATHS HW
P, Q, R and S are points on a circle, centre C.
PCR is a straight line.
Angle PRS = 36°.

Calculate the size of angle RQS.

Answers

Answer:

RQS= 54°

Step-by-step explanation:

Angles in a segment are equal.

90-36=54

The measure of <RQS is 54 degree.

What is Exterior angle Theorem?

The exterior angle that results from stretching a triangle's side is equal to the sum of the dimensions of the triangle's two opposed interior angles.

Given:

Connect point S and C for SC= RC.

So, <CSR = <PRS= 36 {Equal sides to equal Angle}

Then, <SCP = <CSR + <PSR

                    = 36+ 36

                    = 72

Now, <SCP = <SPC = 1/2 (180- <SCP)

                                = 54

Now, the inscribes angle of the same Arc are same.

<RQS = <SPC = 54 degree.

Learn more about exterior angle Theorem here:

https://brainly.com/question/2995226

#SPJ2

There is a bag filled with 5 blue, 6 red and 2 green marbles.
A marble is taken at random from the bag, the colour is noted and then it is not replaced.
Another marble is taken at random.
What is the probability of getting 2 the same colour?

Answers

Answer:

[tex]\frac{1}{3}[/tex]

Step-by-step explanation:

Let's separate into 3 cases:

Note that we put the number of color balls we want in the numerator and the total number of color balls remaining in the denominator.

Case 1: 2 blue marbles

[tex]\frac{5}{13} * \frac{4}{12} = \frac{5}{39}[/tex]

(There were 5 blues originally, and 4 blues after 1 blue is taken out, same logic but different colors and values in case 2 and 3.)

Case 2: 2 red marbles

[tex]\frac{6}{13} * \frac{5}{12} = \frac{5}{26}[/tex]

Case 3: 2 green marbles

[tex]\frac{2}{13} * \frac{1}{12} = \frac{1}{78}[/tex]

Now add up all 3 cases and you will have the probability as required.

[tex]\frac{5}{39} +\frac{5}{26}+ \frac{1}{78} = \frac{1}{3}[/tex]

3a-2/3+2a+3/2=a+7/6.find a ​

Answers

I think your question seems to be ;

[tex]{\:\implies \quad \sf 3a-\dfrac23 +2a+\dfrac32 =a+\dfrac76}[/tex]

So I will be solving for that ;

[tex]{\:\implies \quad \sf 3a+2a+\left(\dfrac32 -\dfrac23\right)=a+\dfrac76}[/tex]

[tex]{\:\implies \quad \sf 5a+\left(\dfrac{9-4}{6}\right)=a+\dfrac76}[/tex]

[tex]{\:\implies \quad \sf 5a+\dfrac56 =a+\dfrac76}[/tex]

[tex]{\:\implies \quad \sf 5a-a=\dfrac76 -\dfrac56}[/tex]

[tex]{\:\implies \quad \sf 4a=\dfrac{7-5}{6}}[/tex]

[tex]{\:\implies \quad \sf 4a=\dfrac26}[/tex]

[tex]{\:\implies \quad \sf 4a=\dfrac13}[/tex]

[tex]{\:\implies \quad \sf a=\dfrac{1}{3\cdot 4}}[/tex]

[tex]{\:\implies \quad \bf \therefore \quad \underline{\underline{a=\dfrac{1}{12}}}}[/tex]

How to find axis of symmetry and vertex for parabola.

Answers

axis of symmetry would be where it becomes symmetrical

give f(x) = 3x + 3, solve for x when f(x) = 6

Answers

Answer:

x = 1

Step-by-step explanation:

f(x) = 3x + 3

f(x) = 6

=> 3x + 3 = 6

=> 3x = 3

=> x = 1

f(6)=3(6)+3
f(6)=18+3
f(6)=21
you just have to substitute x with 6!:)

What theorem shows that DEF ≅ GFE?

Answers

Answer:

propotional theorem

Step-by-step explanation:

Propotional theorem is the suitable theorem

Answer:ASA

Step-by-step explanation: Because there is a Angle then side then another angle connecting them if you are on savvas

Trigonometric ratios & finding missing sides

Answers

Answer:

x is about 60.1

Step-by-step explanation:

1. We have the adjacent side and hypotenuse, therefore the cosine ratio must be used

2. Equation: cos37=48/x

3. Simplify on calculator by finding 48/cos37

4. about 60.1

Answer: x is approximately 60.1

Step-by-step explanation:

cos (37) = 48/x

x = 48/cos (37)

x = 60.1

A movie theater sells 12 large bags of popcorn and 25 small bags of popcorn for $227. A large bag of popcorn cost $3.50 more than a small bag of popcorn. how much does each size cost?

Answers

The large bag of popcorn cost $8.50 while the small bag of popcorn cost $5

Variables

Variables are letters use to represent number in an equation. Therefore,

Let

x = cost of small bag of popcorny = cost of large bag of popcorn

A large bag of popcorn cost $3.50 more than a small bag of popcorn. Therefore,

y = 3.50 + x

A movie theatre sells 12 large bags of popcorn and 25 small bags of popcorn for $227. Therefore,

12y + 25x = 227

Let's combine the equation

y - x = 3.50

12y + 25x = 227

12y  - 12x = 42

37x = 185

x = 185 / 37

x = 5

Therefore,

y = 3.50 + 5

y = 8.50

learn more on algebraic expression here: https://brainly.com/question/12289581

Help!!!! Me Please Its A Math Question ! What is the range of the quadratic equation whose graph contains the following points?

Vertex at (0, 4)
Other points on graph are (-2, 0), (-1, 3), (1, 3) and (2, 0).

Question options:

y>4

y≤4

y<4

y≥4

Answers

Answer:

It would be y≤4

Step-by-step explanation:

22. What is the slope of a line, in the standard (x,y)
coordinate plane, that is parallel to x + 5y = 9 ?
A. -5
B. -1/5
C. 1/5
D. 9/5
E. 9

Answers

The slope of a line parallel to the line x + 5y = 9 is; Choice B: -1/5

Slope of a line

The slope of parallel lines from line geometry are equal.

The given parallel line equation is; x + 5y = 9:

Hence, it follows that the two lines have equal slopes.

By rewriting the equation to take the slope-intercept form of straight lines, it follows that;

y = (-1/5)x + 9

On this note, the slope of the parallel lines is; -1/5

Read more on slope of a line;

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For an object whose velocity in ft/sec is given by v(t) = -3t2 + 5, what is its displacement, in feet, on
the interval t = 0 to t = 2 secs?

Answers

Step-by-step explanation:

To find the displacement I'll give you two ways since I don't know if you had experience with calculus. So here's both ways.

Way 1: Graph 1: Geometric Apporoach.

I'll a graph where t is x axis and v is y axis. So we have a velocity versus time graph.

Then, we graph the function

Look Above this what graph I get

Now, to find displacement,

Remeber displacement is the product of velocity and time. So here displacement is area under the curve.

We want displacement from 0 to 2. so let form the shape under the curve.

Look at the second graph, we form a triangle and we get this

Area of Triangle is 1/2 bh.

The base is 2 and the height is -6 so we get

[tex] \frac{1}{2} (2)( - 12) = - 12[/tex]

Our height is -12 because velocity is a vector so it can be negative and down is negative.

So the displacement is -12

Way 2: Calculus Way.

We can use integration to find the answer.

[tex]∫(f(x)dx[/tex]

So now we have

[tex]∫( - 3 {t}^{2} + 5)dx[/tex]

[tex]∫( - 6t)[/tex]

Now we do,

[tex]∫( - 6(0 ) + - 6(2) = - 12[/tex]

So the area under the curve is -12. Thus displacement is -12


Number 9 or 11 please

Answers

Answer:

Step-by-step explanation:

Use the simple interest formula

Where interest = Principal * Rate * Time

A = $1,840.00

I = A - P = $240.00

Equation:
A = P(1 + rt)


Calculation:
First, converting R percent to r a decimal
r = R/100 = 5%/100 = 0.05 per year.

Solving our equation:
A = 1600(1 + (0.05 × 3)) = 1840
A = $1,840.00

The total amount accrued, principal plus interest, from simple interest on a principal of $1,600.00 at a rate of 5% per year for 3 years is $1,840.00.

In a P.T.A meeting with 150 parents, there were four times as many women as men.
How many
(a) men were in the meeting
(b women were in the meeting

Answers

Pretty simple just set the equation up:
Let 4x = women parents
X = men parents
So 4x+ x = 150
5x=150
X= 30
So to solve the question:
A. X = 30 men at the meeting
B. 120 women at the meeting

You bought a magazine for $5 and four eralers. You spent a total of $25. How much did
each eraser cost? (Define 'n' and write the equation.)
n=cost of 1 eraser; 5-4n = 25
n=cost of 1 eraser; 5 + 4n = 25
n=total cost of erasers; 5 + 4n = 25
n=cost of 1 eraser; 5n + 4 = 25

Answers

Answer:

b. n=cost of 1 eraser; 5 + 4n = 25

Step-by-step explanation:

i hope this helps! have a wonderful rest of ur day :)

and if its not too much to ask could you mark me as brainliest pls

im trying to rank up this month and i only need 1 more, if not then its ok! ty and let me know if you need any more help!!

0.4p= -9 answer this problem

Answers

The answer is p= -22.5

f(7)=x^2+1
A. 20
B. 8
C. 64
D. 50

Answers

Answer:

D. 50

Step-by-step explanation:

plug 7 into the equation to get this

f(7) = 7^2 + 1

then solve

f(7) = 49 + 1

f(7) = 50

Julie buys a pair of jeans that cost $39. If they have a 25% discount, what is the sale price of the jeans?

Answers

Answer:

$29.25

Step-by-step explanation:

39 x .25 = 9.75

39 - 9.75 = 29.25

Give the following angle of a regular polygon 120, (3x+5), (x), 45, 135, (x-45), and (5x) degrees,
What is the value of x?
What is the degree measure of one central angle of a regular octagon?

Answers

The value of x in the heptagon is 64

The measure of one central angle of a regular octagon is 135°

Regular polygon

Regular polygon are polygon that are equiangular. This simply means all the angles are equal.

The regular polygon has 8 angles. Therefore, it is an heptagon.

The sum of internal angle of a regular heptagon is 900 degrees.

Therefore,

120 + 3x + 5 + x + 45 + 135 + x - 45 + 5x = 900

10x = 900 - 120 - 50 - 135 + 45

10x = 640

divide both sides by 10

x = 640 / 10

x = 64

The degree measure of one central angle of a nonagon can be calculated as follows;

sum of angle in a octagon = 1080

central angle = (n - 2)180 / n = 6 × 180 / 8 = 1080 / 8 = 135°

learn more on polygon here: https://brainly.com/question/10706262

what is 10 divided by 2 + 17(x-5)

Answers

Answer:

x2 + 3x - 2 im sorry if im wrong

Step-by-step explanation:

Answer:

10/17x-83

Step-by-step explanation:

You can't simplify the numerator.

You use the distributive property to open up 17(x-5).

17x-85

10/17x-85-2 Simplify -83 and -2

-85+2=-85

So then 10/17x-83

Find the indicated side of the triangle using
the properties of a 30-60-90 triangle.
b
a
30°
12
b =
M
[?]
Enter

Answers

Check the picture below.

4x^2 -1= 6x
Use the quadratic formula

Answers

2.  x =(6+√20)/-8=3/-4-1/4√ 5 = -1.309
And the final answer would be x=3+13(13 under the radical)/4
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