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The area of a rectangular pool is (14x^2+21x) square feet. If it is 7x feet long, what is the width, in feet?

The area of a rectangular pool is (14x^2+21x) square feet. If it is 7x feet long, what is the width, in feet?
asked 35.5k views
2 votes
The area of a rectangular pool is (14x^2+21x) square feet. If it is 7x feet long, what is the width, in feet?

asked
User Benjamin Moskovits
by
7.8k points

2 Answers

4 votes

Answer:

you get (2x+3), because 14 divided by 7 = 2 and 21 divided by 7 = 3

Explanation:

answered
User Tony Pierce
by
7.9k points
3 votes
(14x^2+21x) = 7x(2x + 3)

A= L * W

but L = 7x so W = 2x + 3

answer: width is (2x +3) feet

answered
User Raghav Chopra
by
8.8k points
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