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A rectangle has length x + 9 and width 2x - 1. What is the area of the rectangle?​
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1 vote
A rectangle has length x + 9 and width 2x - 1. What is the area of the rectangle?​

User Morchul
by
4.5k points

1 Answer

3 votes

Answer:

A = 2x^2 + 17x -9

Explanation:

A = LW

L = x + 9

W = 2x - 1

A = (x+9)(2x-1)

FOIL

A = 2x^2 + 18x - x - 9

A = 2x^2 + 17x -9

User Lampapos
by
4.6k points
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