SOLUTION: The perimeter of a rectangle is 20x-14. The length is 7x+1. Write a polynomial in x in the simplest form for the width. The answer W =?
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-> SOLUTION: The perimeter of a rectangle is 20x-14. The length is 7x+1. Write a polynomial in x in the simplest form for the width. The answer W =?
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Question 759327
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The perimeter of a rectangle is 20x-14. The length is 7x+1. Write a polynomial in x in the simplest form for the width. The answer W =?
Answer by
tommyt3rd(5050)
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P=2(l+w)
P=20x-14
l=7x+1
20x-14=2(7x+1+w)
D 2:
10x-7=7x+1+w
w=3x-8
:)