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A square with unknown side length x has one side extended by 3 inches and the other side extended by 4 inches as shown. The area of the overall rectangle is 110 square inches. Write an equation that could be used to solve for x.​

1 Answer

3 votes

Answer:

(x + 3)(x + 4) = 110

or x² + 7x + 12 = 110

Explanation:

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