the width of a rectangle is six more than one-fifth the length. If the perimeter is 60,find the dimensions.

Answer 1

2 w + 2 [ 1/5w + 6 ] = 60

2w + 2/5 w + 12 = 60

12/5w + 12 = 60

12/5 w = 48

w = 48 ( 5/12) = 20

width is 20 length is (1/5)(20) + 6 = 4 + 6 = 10