Asked by Gabi

A rectangle is 4 inches wide by 7 inches long. When the length and width are increased by the same amount, the area is incresed by 26 square inches. What are the dimensions of the new rectangle?

Answers

Answered by PsyDAG
Let x = the increase.

(4+x)(7+x) - 4*7 = 26

Solve for x.
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