document.write( "Question 174612: in a week Mike ran 8km farther than Bill, while Pete ran 1km less than 3 times as far as Bill. If Pete ran 15km farther than Mike, how many kilometers did Bill run \n" ); document.write( "
Algebra.Com's Answer #129635 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! in a week Mike ran 8km farther than Bill, while Pete ran 1km less than 3 times as far as Bill. If Pete ran 15km farther than Mike, how many kilometers did Bill run \n" ); document.write( "------------------- \n" ); document.write( "m = b + 8 \n" ); document.write( "p = 3b -1 \n" ); document.write( "p = m + 15 \n" ); document.write( "----------------- \n" ); document.write( "Rearrange: \n" ); document.write( "b - m + 0 = -8 \n" ); document.write( "3b + 0 - p = 1 \n" ); document.write( "0 + m - p = -15 \n" ); document.write( "----------------------- \n" ); document.write( "Solve the system by any means to get: \n" ); document.write( "b = 12 \n" ); document.write( "m = 20 \n" ); document.write( "p = 35 \n" ); document.write( "============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |