2 years ago

Variable y varies directly with variable x, and y = 20 when x = 8.

1 answer:

3 0

All you hav to do it plug in what you know

y=20 and x=8

20=8k

divide both sides by 8

20/8=8k/8

and you get 5/2

20/8=5/2

so your answer is 5/2

You might be interested in

Karen wants to buy a $22.50 jacket that is marked 20% off. Select from the drop-down menu to correctly complete the sentence. Th

Strike441 [17]

So first,

$22.50 * .20= 4.5

Then, since is 20% off you subtract the percentage you get in which this case, it's 4.5.

$22.50 - 4.5 = $18

So the Jacket is $18.00!

Hope this helps, have a good day. c;

7 0

2 years ago

Read 2 more answers

7 1/8 is equal to greater than or less than 7.025

Sauron [17]

7 1/8 is greater than 7.025

4 0

3 years ago

Write the fraction as a decimal 1/2

torisob [31]

1.2 is it as a decimal or 0.5

7 0

2 years ago

Read 2 more answers

Determine the slope of a line that passes through A(-4, 7) and B(6,3)

Helga [31]

Answer:

$m=\frac{-2}{5}$

Step-by-step explanation:

Use the formula:

$m=\frac{y_2-y_1}{x_2-x_1}$

Plug in the numbers (coordinates) given, like so:

$m=\frac{3-7}{6+4}$

$m=\frac{-4}{10}$

Simplify:

$m=\frac{-2}{5}$

7 0

3 years ago

Read 2 more answers

What is the image of (-3,-5)) after a reflection over the x-axis?

Vedmedyk [2.9K]

Answer:

(-3,5)

Step-by-step explanation:

When you reflect over the x axis, the y value's sign changes.

So we have:

-3,5

6 0

2 years ago

Read 2 more answers