SOLUTION: two pipes 2 can fill a tank in 61 minutes if both are turned on. if only one is used, it would take 57 minutes longer for the smaller pipe to fill the tank than the larger pipe. ho

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Question 983137: two pipes 2 can fill a tank in 61 minutes if both are turned on. if only one is used, it would take 57 minutes longer for the smaller pipe to fill the tank than the larger pipe. how long will it take for the smaller pipe to fill the tank?(round off theanswer to the nearest tenth.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
PIPE_________________RATE
small_______________1/(x+57)
big__________________1/x
Both Together_______1/61


Numerator is 1 for ONE TANK, and denominator is time in minutes.

1%2F%28x%2B57%29%2B1%2Fx=1%2F61

FRACTION SKILLS
x%2B%28x%2B57%29=x%28x%2B57%29%2F61
.
61x%2B61%28x%2B57%29=x%28x%2B57%29
Keep going.....