Question

The length of a rectangle is 4 less than 5 times the width. If the perimeter is 88 cm, find

the length and the width

Answer 1

w = 8 so l = 36

Explanation:

l = 5w - 4, so P = 88, then 2l + 2w = 88, so 2(5w - 4) + 2w = 88

10w - 8 + 2w = 88, so 12w = 96, so w = 8