SOLUTION: Write and then simplify an expression for the perimerter of a rectangular pool that is twice as long as it is wide
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Question 188352: Write and then simplify an expression for the perimerter of a rectangular pool that is twice as long as it is wide Answer by aggie_tutor(13) (Show Source):
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Let x be the width of the pool. 2x is the length (twice x).
_____2x_____
| |
x| | x
|_____2x_____|
Perimeter = 2x + 2x + x + x
= 2x + 2x + 1x + 1x
= (2+2+1+1)x
= 6x
Perimeter = 6x
