The area of a rectangle is 60 in² and the length of the rectangle is 7 in. longer than the width. The area of a rectangle is found by multiplying the length times the width. During the Set Up step of the five-step problem-solving plan, which equation would you set up to solve for the width


A. w + 7 = 60

B. w + 7w = 60

C. 7w = 60

D. w(w+7)=60