document.write( "Question 296668: On a 135-mile bicycle trip, John averaged 5 miles per hour faster for the first 60 miles than he did for the last 75 miles. The entire trip took eight hours. Find his rate for the first 60 miles. \n" ); document.write( "
Algebra.Com's Answer #213730 by richwmiller(17219)\"\" \"About 
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(x+5)*y=60
\n" ); document.write( "x*z=75
\n" ); document.write( "y+z=8
\n" ); document.write( "x = 15, y = 3, z = 5
\n" ); document.write( "20 mph first 60 miles\r
\n" ); document.write( "\n" ); document.write( "check
\n" ); document.write( "20*3=60
\n" ); document.write( "5*15=75
\n" ); document.write( "3+5=8
\n" ); document.write( "ok\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "
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