Question 267053
    An athlete travels from point A directly to point B. If he runs 3/4 of the way, walks 1/9 of the way, and jogs the last 10 miles, what is the distance from point A to point B?
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Let x = distance between A and B
then
(3/4)x + (1/9)x + 10 = x
Multiply both sides by a common denominator (say 36):
27x + 4x + 360 = 36x
31x + 360 = 36x
360 = 5x
72 miles = x