SOLUTION: what is the length and width of an object that has a perimeter of 42 inches if the width is 5 inches more than the length?

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Question 324954: what is the length and width of an object that has a perimeter of 42 inches if the width is 5 inches more than the length?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
2x+2(x+5)=42
4x+10=42
4x=32
x=8
x+5=13