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OpenStudy (anonymous):
Which of the following represents the area of a rectangle whose length is x – 7 and whose width is x + 12? Answer x2+ 5x – 84 x2– 84x + 5 x2– 5x – 84 x2– 84
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OpenStudy (anonymous):
the answer is x^2+5x-84 you write the equation (x-7)(x+12), then you distribute to get... x^2+12x-7x-84 simplify that to get the answer
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