SOLUTION: translate to a algebratic equation then solve. the lenght of a rectangular room is six times as long as the width. the perimeter is 84 yards. find the width.

Algebra ->  Rectangles -> SOLUTION: translate to a algebratic equation then solve. the lenght of a rectangular room is six times as long as the width. the perimeter is 84 yards. find the width.      Log On


   

Question 207093: translate to a algebratic equation then solve.
the lenght of a rectangular room is six times as long as the width. the perimeter is 84 yards. find the width.
Answer by RAY100(1637) About Me  (Show Source):
You can put this solution on YOUR website!
Perimeter = 2 length +2 Width = 2(L+W)
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But L= 6W,,,,given,,,,,substituting
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P= 2(6W+W)=2(7W)= 14 W
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But per = 84,,,,,,,given,,,,,substituting
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84 = 14W
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6=W,,,,,,answer (yards)
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Check,,,, per =2L+2W= 2*6*6 +2*6=72+12=84,,,,ok
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