SOLUTION: The perimeter of a rectangle is 98m. The length of the rectangle is 9 more than 4 times the width. Find the dimensions of the rectangle. (It says I must use 2 equations with

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Question 737955:
The perimeter of a rectangle is 98m. The length of the rectangle is 9 more than 4 times the width. Find the dimensions of the rectangle. (It says I must use 2 equations with 2 variables to solve the problem.)

Answer by checkley79(3341)   (Show Source): You can put this solution on YOUR website!
P=2L+2W
L=4W+9
98=2(4W+9)+2W
98=8W+18+2W
98=10W+18
10W=98-18
10W=80
W=80/10
W=8 ANS.
L=4*8+9
L=32+9
L=41 ANS.
PROOF:
98=2*41+2*8
98=82+16
98=98

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