SOLUTION: A rod 25 feet long is cut into two pieces such that one piece is 9 feet longer than twice the length of the other piece. What is the mathematical equation for this?

Question 1170638: A rod 25 feet long is cut into two pieces such that one piece is 9 feet longer than twice the length of the other piece. What is the mathematical equation for this?
Answer by ikleyn(52786) (Show Source): You can put this solution on YOUR website!
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Let  x  be the length of the shorter piece, in feet.

Then the length of the longer piece is  (2x+9) feet. 


The equation is

    x + (2x+9) = 25  feet


saying that the sum of the parts is equal to the whole.

Solved.

What difficult did you find in it ?

It is as clear as 2.5 + 1.5 = 4.

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