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OpenStudy (anonymous):
A 150 foot cable must be divided into three parts. The second piece must be two times as long as the first and the third piece must be 30 feet longer than the first. Which of the following is the correct algebraic expression to find the length of the first piece of cable (x)?
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OpenStudy (anonymous):
150 = x + 2x + ( x + 30 ) 120 = 4x x = 30
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