Question

If a rectangle's length is 10 more than 3 times the width and the perimeter is 36. what are the dimensions?

Answer 1

L=3W+10 and P=2(L+W)=36

36=2(3W+10+W)

36=8W+20

8W=16

W=2 and since L=3W+10=16

W=2 and L=16