# Algebra

posted by Kay

The perimeter of a rectangle is 90 meters. The length is 9 meters more than twice the width. Find the dimensions.

I need the length and the width.

Thanks!

1. Damon

width = w
length = (9+2w)
90 = 2 (w + (9+2w) )
45 = 3 w + 9
36 = 3w
onward :)

2. Damon

ah, 2x + (4x+18) = 90
x = 12

3. Phil

A rectangle is 5 times longer then it is wide. If perimeter of the rectangle is 222m. What are its dimensions

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