Each square has the area written inside and the expression that represents the area is written outside, below the box. Find the value of the variable for each square

a) justify

step-by-step explanation:

justifying is just part of everyday life. justify kind of means proof so i think the answer is a) justify.

-2

7 - 9 = -2

reversed:

-2 + 9 = 7

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.

70

step-by-step explanation: