SOLUTION: If I've been given the perimeter of a rectangle which is 360 and given the length as 8x-9 how can I find my width (x) so that I have the dimensions of the rectangle.

SOLUTION: If I've been given the perimeter of a rectangle which is 360 and given the length as 8x-9 how can I find my width (x) so that I have the dimensions of the rectangle.

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Question 967444: If I've been given the perimeter of a rectangle which is 360 and given the length as 8x-9 how can I find my width (x) so that I have the dimensions of the rectangle.
Answer by amarjeeth123(569) (Show Source): You can put this solution on YOUR website!
Perimeter=2(length+width)
2(8x-9+x)=360
2(9x-9)=360
18(x-1)=360
x-1=20
x=21
The width of the rectangle is 21.
The length of the rectangle is 159.
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