SOLUTION: A 45 foot pipe is cut into three sections. The longest section is 4 times as long as the shortest, and the middle-sized section is 9 feet longer than the shortest. Complete the dia

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Question 1021349: A 45 foot pipe is cut into three sections. The longest section is 4 times as long as the shortest, and the middle-sized section is 9 feet longer than the shortest. Complete the diagram.
Answer by ikleyn(52866) About Me  (Show Source):
You can put this solution on YOUR website!
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A 45 foot pipe is cut into three sections. The longest section is 4 times as long as the shortest, and
the middle-sized section is 9 feet longer than the shortest. Complete the diagram.
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Math model is this equation


x + (x+9) + 4x = 45,   or

6x = 45-9

6x = 36,

x = 6.

1-st section: 6 ft;  2-nd section: 6+9 = 15 ft;  3-rd section: 4*6 = 24 ft.