The perimeter of a rectangle is 96m.The length is 6m more than twice the width. Find the dimension.
2 answers
30 and 66
Width = x meters.
Length = (2x + 6) meters.
2*x + 2(2x + 6) = 96 m.
2x + 4x + 12 = 96,
6x + 12 = 96,
6x = 96 - 12,
6x = 84,
x = 84 / 6 = 14 m = width.
(2x + 6) = 2*14 + 6 = 34 m = length.
CHECK: 2W + 2L = 28 + 68 = 96 m = P.
Length = (2x + 6) meters.
2*x + 2(2x + 6) = 96 m.
2x + 4x + 12 = 96,
6x + 12 = 96,
6x = 96 - 12,
6x = 84,
x = 84 / 6 = 14 m = width.
(2x + 6) = 2*14 + 6 = 34 m = length.
CHECK: 2W + 2L = 28 + 68 = 96 m = P.