document.write( "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?\r
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document.write( "(A) 36 miles (B) 45 miles (C) 56 miles (D) 72 miles (E) none of these
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Algebra.Com's Answer #196074 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! 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? \n" ); document.write( ". \n" ); document.write( "Let x = distance between A and B \n" ); document.write( "then \n" ); document.write( "(3/4)x + (1/9)x + 10 = x \n" ); document.write( "Multiply both sides by a common denominator (say 36): \n" ); document.write( "27x + 4x + 360 = 36x \n" ); document.write( "31x + 360 = 36x \n" ); document.write( "360 = 5x \n" ); document.write( "72 miles = x \n" ); document.write( " \n" ); document.write( " |