what is the length and the width

Question

The perimeter is 66

the length is twice as long the width

 

Answer 1

2(L + W) =66

L = 2W

Divide by 2 and then substitute

2W + W = 33

3W = 33

W = 11

L = 22

You should plug these answers back into the original problem and make sure they solve the problem as stated.