SOLUTION: The lengths of the sides of a rectangle are in the ratio 7:10. The perimeter of the rectangle is 68 cm. Find the length of the longest sides.

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Question 1046537: The lengths of the sides of a rectangle are in the ratio 7:10. The perimeter of the rectangle is 68 cm. Find the length of the longest sides.
Answer by josgarithmetic(39633) About Me  (Show Source):
You can put this solution on YOUR website!
x may be a common factor between the two dimensions.
2%287x%29%2B2%2810x%29=68
14x%2B20x=68
34x=68
x=2

Longest side is 10x.