SOLUTION: The length of a rectangle is 4 inches longer than it is wide. If the area is 77 square inches, what are the dimensions of the rectangle?

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Question 1150056: The length of a rectangle is 4 inches longer than it is wide. If the area is 77 square inches, what are the dimensions of the rectangle?
Found 3 solutions by Alan3354, josgarithmetic, Shin123:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Make an effort.

Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
width w
length w+4
w%28w%2B4%29=77

Maybe dimensions 7 and 11 could work.
7%2A11=77

Answer by Shin123(626) About Me  (Show Source):
You can put this solution on YOUR website!
If the width is w, the length is w+4 so we have w(w+4)=77
w%5E2%2B4w=77
w%5E2%2B4w-77=0
%28w-7%29%28w%2B11%29=0 A width can’t be negative so we have w=7 and w+4=11 so the dimensions of the rectangle are 7 and 11.