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OpenStudy (anonymous):
oifjodj
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OpenStudy (richyw):
Perimiter of a rectangle is 2*length+2*width. Length is width+4 feet. Let x=width, \[2x+2(x+4)=56\]\[2x+2x+8=56\]\[4x+8=56\]
OpenStudy (richyw):
can you see how that worked? now all you must do is solve for x (x=width)
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