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The area of a rectangle is 15x² - 29x - 14 and the width is 5x + 2. What is the length?

The area of a rectangle is 15x² - 29x - 14 and the width is 5x + 2. What is the length?
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3 votes
The area of a rectangle is 15x² - 29x - 14 and the width is 5x + 2. What is the length?

User Zal
by
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1 Answer

0 votes

Answer: the length is 3x-7

Explanation:


15x^2-29x-14=\\\\15x^2+6x-6x-29x-14=\\\\(15x^2+6x)-6x-29x-14=\\\\3x(5x+2)-35x-14=\\\\3x(5x+2)-7(5x+4)=\\\\(5x+2)(3x-7)\\\\Hence,\\\\The\ length\ is\ 3x-7

User Nicolai Schmid
by
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