if the point (2-3) lies on the graph of the equation 2y=ax-7 then find the value of a

Answers

Answer 1

Answer:

[tex]\frac{1}{2}[/tex]

Step-by-step explanation:

if to substitute the coordinates of the point into the equation:

2*(-3)=2*a-7, then a=1/2


Related Questions

El valor de 2 – 3(5 + 2)(5 – 8) es

Answers

Answer:

65

Step-by-step explanation:

2 - 3 ( 5 + 2 ) ( 5 - 8 )

= 2 - 3 ( 7 ) ( -3 )

= 2 + 63

= 65

WHAT IS THE SLOP PLEASE HELP ME I AM TIMED

Answers

Answer:

the answer is 2 because between the points it goes up to and over 1 which make the slope 2/1 or 2.

Step-by-step explanation:

The slope is 2. You can figure it out by counting how many units you go up/down and dividing it by how many units you go left/right. This is called “rise over run”

A pair of shoes normally sells for $60. This week, the shoes are on sale
for $45. What percent discount does this represent?
A. 75% B. 33%
C. 25%
D. 15%

Answers

c 25% got a 100 on the assignment

Solve: (55.5 x 2) divided by 5 + 13 - 7

Answers

Answer:

10.09

Step-by-step explanation:

i got this answer by plugging it into the calculator

(55.5*2)= 110.4

5+13-7=11

110.4/11=10

Write the equation of the line that passes through the points (-7,1) and (7,-6).
Put your answer in fully reduced point-slope form, unless it is a vertical or horizontal
line.

Answers

Answer:

y-1=-1/2(x+7)

Step-by-step explanation:

Find the slope first using the slope formula.

y2-y1/x2-x1

-6-1/7--7

-7/14

Slope is -1/2

Now choose one of the coordinates and put it in point-slope form.

y-1=-1/2(x+7)

Is 6 a factor of the number 81?

Answers

No it is not. The factors of 81 are 1,3,9,27...

MATH 123 at the downtown Indianapolis campus has approximately 580 students enrolled. In Lawrence, MATH 123 has a total of 340 students enrolled. Find the relative change of BOTH scenarios and complete the each sentence below. The downtown Indianapolis campus has % more students enrolled than at the Lawrence campus. % less The MATH 123 enrollment numbers for Lawrence are than those enrolled at the downtown Indianapolis campus.​

Answers

Answer:

The downtown Indianapolis campus has 71% more students enrolled

The math 123 enrollment for Lawrence are 41% less than those enrolled downtown.

Step-by-step explanation:

1. Find three consecutive odd integers such that the sum of twice the smallest and 4 times the largest is 61.

2. Find three consecutive integers such that the sum of twice the smallest and 3 times the largest is 126.

3. The sum of three consecutive even integers is 18 more than twice the largest. Find the numbers.

Explain thoroughly and answer my questions for brainliest.

Answers

Answer:

The numbers are 24, 25 and 26.

Step-by-step explanation:

For number 1.

i am to lazy to do the rest

A parallelogram has a base of 12 meters and a height of 1.5 meters. What is its area? ​

Answers

Answer:

18

Step-by-step explanation:

12×1.5=18

its the same formula with rectangle cz if you combine both right angled triangle side its become a rectangle

Can you help me? i need to know the answer as soon as possible.

Answers

9514 1404 393

Answer:

  see below (upper right)

Step-by-step explanation:

A function has no repeated x-values in the relation. The only table with unique x-values is the one shown below. It is upper right in your picture.

Write the standard form of the equation y - 6 = 3/4 (x - 5).

Answers

Answer:

3x-4y=-9

Step-by-step explanation:

Answer:

[tex]y=\frac{3}{4}x+\frac{9}{4}[/tex]

Step-by-step explanation:

[tex]y-6=\frac{3}{4}(x - 5)[/tex] to y = mx  + b

[tex]y-6=\frac{3}{4}(x-5)\\\\Distribute;\\\\y-6=\frac{3}{4}x-\frac{15}{4} \\[/tex]

Add 6 to both sides;

[tex]-\frac{15}{4}+6 =-\frac{15}{4}+\frac{6}{1} \\\\\frac{-15+24}{4} =\frac{9}{4}[/tex]

subtract the fraction.reduce the answer to lowest terms
5/9 - 3/9​

Answers

Answer:

2/9

Step-by-step explanation: two ninths is at its lowest terms

2/9 hope this helpsss

9
7
Which of the following pairs of values for x and y would
justify the claim that the two triangles are congruent?
O x=3, y = 11
O x=5, y=5
O x = 7, y = 9
O x = 9, y = 7
2x + 3
y-4

Answers

Answer:

A. x = 3, y = 11

Step-by-step explanation:

Inserting these two numbers into the expressions, you get the numbers 9 and 7. These show that the triangles are congruent.

Hope it helps!

The total distance around Wendy's rectangular-shaped bedroom is 260 feet the width of the room is 60 feet what is the area of Wendy's bedroom use the appropriate units of measure

Answers

Answer:

4200 square feet

Step-by-step explanation:

First, find the length of the room

Since the width is 60 feet, both widths add to 120.

Subtract 120 from 260, then divide that by 2:

(260 - 120) / 2

140 / 2

= 70

So, the length is 70 feet.

Use the area formula:

A = lw

A = (70)(60)

A = 4200

So, the area of Wendy's bedroom is 4200 square feet

25 points quick pls pls
Which inequality is true? Use the number line to help.
-2.5 -2 1.5 -1 -0.5 0 0.6 1 1.5 2 2.5
O-15>05
O -05>0
O-15<-05
o>05

Answers

Answer:

-1.5<-0.5 is the correct answer

for negative numbers, the closer it is to 0 the "bigger" the number is

Step-by-step explanation:

What is the slope to y = 2x + 4

Answers

Answer:

2

Step-by-step explanation:

the number right next to the x is the slope, if there is no number, then the slope is 1

your equation in a y = mx + b format"

y is the outputm is the slopex is the inputb is the y intercept

Help help help help help

Answers

Answer:

c

Step-by-step explanation:

because if you order them around it gives you that expression

Charlie is buying office supplies. He needs to buy a stapler for $3.00, paper clips for $2.00, and pens for $0.15 each. He can spend up to $17.00. Which inequality can be used to find p, the number of pends he can buy?

Answers

Answer:

17 greater than or equal to 3+2+.15p

Step-by-step explanation:

17 needs to be greater then 5 + .15p (p= number of pens)

Have a good day can I get a brainiest if correct? :3

PLEASE HELP URGENT!


graph y=8.5x​

Answers

Answer:

Step-by-step explanation:

Find the graph below;

The standard equation of a line is expressed as y = mx + b where;

m is the slope of the line

b is the y-intercept

Given the expression y = 8.5x

On comparing with the expression

mx = 8.5 x

m = 8.5

b = 0

This means that the line must pass through the origin as shown and the slope of the line is 8.5

Learn more here: https://brainly.com/question/17003809

8= 2x + 16
Solve for x

Answers

Answer: x=-4

Step-by-step explanation:

Answer:

x = -4

Step-by-step explanation:

Step 1: Flip the equation.

2x + 16 = 8

Step 2: Subtract 16 from both sides.

2x + 16 − 16 = 8 − 16

2x = −8

Step 3: Divide both sides by 2.

x = −4

Alicia drove at a constant speed and traveled 183 miles in 3 hours. What is her rate in miles per hour?

Answers

Answer:

671 miles.

Step-by-step explanation:

Solve the equation by completing the square

s^2+2s-6=0

s=
s=

Please answer this ASAP ! And with step by step expiation please !

Answers

Answer:

s = - 1 ± [tex]\sqrt{7}[/tex]

Step-by-step explanation:

Given

s² + 2s - 6 = 0 ( add 6 to both sides )

s² + 2s = 6

To complete the square

add ( half the coefficient of the s- term )² to both sides

s² + 2(1)s + 1 = 6 + 1

(s + 1)² = 7 ( take the square root of both sides )

s + 1 = ± [tex]\sqrt{7}[/tex] ( subtract 1 from both sides )

s = - 1 ± [tex]\sqrt{7}[/tex]

Thus

s = - 1 - [tex]\sqrt{7}[/tex] , s = - 1 + [tex]\sqrt{7}[/tex]

The value given below is discrete. Use the continuity correction and describe the region of the normal distribution that corresponds to the indicated probability. Probability of 8 passengers who do not show up for a flight:_______

a. the area to the right of 3.5
b. the area to the left of 2.5
c. the area to the right of 2.5
d. the area to the left of 3.5
e. the area between 2.5 and 3.5

Answers

Complete question is;

The value given below is Discrete. Use the continuity correction and describe the region of the normal distribution that corresponds to the indicated probability:

Probability of more than 3 passengers who do not show up for a flight:

a)the area to the right of 3.5

b)the area to the left of 2.5

c)the area to the right of 2.5

d)the area to the left of 3.5

e)the area between 2.5 and 3.5

Answer:

A: the area to the right of 3.5

Step-by-step explanation:

Option A: The area to the right of 3.5 is the probability that there are more

than 3 passengers that don't show up for a flight.

Option B: The area to the left of 2.5 gives the probability that there will be fewer than 3 passengers that don't show up for a flight.

Option C: The area to the right of 2.5 gives the probability that there are more than 2 passengers that don't show up for a flight.

Option D: The area to the left of 3.5 gives the probability that there are fewer than 4 passengers that don't show up for a flight.

Option E: The area between 2.5 and 3.5 gives the probability that there are exactly 3 passengers that don't show up for a flight.

Thus, the correct option is A.

What is the square root of -16?
O-82
O-41
O 41
O si

Answers

Answer:

D. Si because the other options aren't correct.

The square root of 16 is 4 so it would be 4i but the other options aren't 4i so it would be si :D Hope this helps

Step-by-step explanation:

A worker can assemble 5 motors in 2 hours which of the expressions below could be used to find how long it would take the worker to assemble 50 motor

Answers

Step-by-step explanation:

20 hours to assemble 50

In the diagram, what is the ratio of patterned circles to plain circles ​

Answers

5:7 or 5/7 (it’s the same thing just different format)

can someone tell me what is 29% as an decimal

Answers

Answer:

0.29

Step-by-step explanation:

29% = [tex]\frac{29}{100}[/tex] = 0.29

29% as a decimal is 0.29 :)

please help me with this​

Answers

Answer:

C and D are correct in my calculations, I'm confused.. ;w;

Step-by-step explanation:

4x + 9 + 79 - x + y = 180

4x - x + y + 79 + 9 = 180

3x + y + 88 = 180

3x + y = 180 - 88

3x + y = 92

y = 92 - 3x

A.) x = 64, y = 50

y = 92 - 3x

(50) = 92 - 3(64)

50 = 92 - 192

50 ≠ - 100

B.) x = 14, y = 152

y = 92 - 3x

(152) = 92 - 3(14)

152 = 92 - 42

152 ≠ 50

C.) x = 23.3, y = 22.1

y = 92 - 3x

(22.1) = 92 - 3(23.3)

22.1 = 92 - 69.9

22.1 = 22.1

D.) x = 14, y = 50

y = 92 - 3x

(50) = 92 - 3(14)

50 = 92 - 42

50 = 50

Victoria completed 1/8 of her test in 2/5 of an hour if it koreas rate stayed the same how much of her test was finished in 1 hour?

Answers

Answer:

31.25%  or 1/16 of her test

Step-by-step explanation:

Step one:

given

let the total amount of her test be x

we are told that she complete 1/8x  test in 2/5 of  an hour

hence she completed 1/8x in 0.4 hours

let us find the rate at which she completes are test

rate= 1/8x/0.4

convert the numerator to decimal number for easy computation

rate= 0.125x/0.4

rate=0.3125x per hour

Step two:

Hence 1 hour she can finish 0.3125x *1

=0.3125x

She can finish 31.25 % of her test in 1 hour

or 1/16 of her test

Type the missing number in this sequence:

3,
, 27, 81, 243

Answers

Step-by-step explanation:

27 * 3 = 81

81 * 3 = 243

Each term is 3x the number before it. Therefore:

3 * 3 = 9

The missing number is 9.

Answer:

The missing number would be 9.

Step-by-step explanation:

I found out that the rule is 3 multiplied.

3 times 3 = 9

9 times 3 = 27

27 times 3 = 81

81 times 3 = 243

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