SOLUTION: The length of a rectangle is 8m more than 6 times the width. the perimeter is 156. what is the length and the width

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Question 359014: The length of a rectangle is 8m more than 6 times the width. the perimeter is 156. what is the length and the width
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,

Let x represent the width.  the length is then (6x + 8m)

*Note P for a rectangle = 2l ++ 2w

2(6x + 8) + 2x = 156

Simplify and Solve

12x + 16 +2x = 156

14x = 140

x = 10cm is the width, length (6*10 + 8cm) = 68cm

checking our answer

2*10 + 2*68 = 156