SOLUTION: The width of a rectangle is three less than the lenght. if the perimeter of the rectangle is 30 yards finr the width.

SOLUTION: The width of a rectangle is three less than the lenght. if the perimeter of the rectangle is 30 yards finr the width.

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Question 293971: The width of a rectangle is three less than the lenght. if the perimeter of the rectangle is 30 yards finr the width.
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
W=L+3
P=2L+2W
30=2L+2(L+3)
30=2L+2L+6
30=4L+6
4L=30-6
4L=24
L=24/4
L=6 ANS. FOR THE LENGTH.
W=6+3=9 ANS. FOR THE WIDTH.
PROOF:
30=2*9+2*6
30=18+12
30=30
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