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The area of a rectangle is 20x^2-27x-8.the length is 4x+1. What is the width?
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Mar 22, 2019
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The area of a rectangle is 20x^2-27x-8.the length is 4x+1. What is the width?
Mathematics
high-school
PattimusPrime
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⇒w=(5x−8)
Step-by-step explanation:
Let width be w
Then w(4x+1)=20x2−27x−8
So
(?x+?)(4x+1)=20x2−27x−8
Note that
5×4=20 and (−8)×(+1)=−8
⇒w(4x+1)
=(5x-8)(4x+1)=20x2+5x−32x−8
⇒w(5x−8)
GrafikRobot
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Mar 24, 2019
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w= (5x - 8) this is your answer
Mtheriault
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Mar 27, 2019
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Mtheriault
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