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OpenStudy (anonymous):
The perimeter of a rectangle is six times the width. If the length were increased by 4 inches and the width by 7 inches, the perimeter would be 160 inches. What is the width?
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OpenStudy (anonymous):
(1)p=6w, and (2) 160=2(l+4)+2(w+7)
OpenStudy (anonymous):
6w=138
OpenStudy (anonymous):
p=6w p=2w+2l so 6w=2w+2l 4w=2l l=2w 160=2(l+4)+2(w+7) plug l=2w 160=2(2w+4)+2(w+7) 160=4w+8+2w+14 138=6w w=23
OpenStudy (anonymous):
160=p+8+14 therefore p=138=6w and w=23 easier :)
OpenStudy (anonymous):
Johnny you are the bestest ever!!!
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