Warren is timing his bathroom. he wants to cut three different sizes of square tiles. tile a must be 5 square inches, tile b must be 10 square inches, and tile c must be 15 square inches. He needs to know the side length of each tile.

$8

step-by-step explanation:

it is pretty much backwards.

you take the 4x2 multiply that, and that is = $8

x is the total time in minutes for the free response

you are given number of questions as 15 - m and time per item as 8 minutes

to find x multiply the two givens together:

x = 8 * (15-m) = 8(15-m)