SOLUTION: Retangular shape: 240 m perimeter length= triple the width. Find: length and width tried 3(x+x)=240 No go!

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Question 129518: Retangular shape:
240 m perimeter
length= triple the width.
Find: length and width
tried 3(x+x)=240
No go!
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
let x=width, so 3x=length __ perimeter equals twice the length plus twice the width

240=2(x)+2(3x) __ 240=8x