document.write( "Question 951307: chris rides his bike11km/h faster than he walks if he bikes 4h and walks for 5h the total distance he travels is 107 km find how fast chris walks \n" ); document.write( "
Algebra.Com's Answer #580896 by lwsshak3(11628)\"\" \"About 
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chris rides his bike11km/h faster than he walks if he bikes 4h and walks for 5h the total distance he travels is 107 km find how fast chris walks
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\n" ); document.write( "let x=chris's walking speed
\n" ); document.write( "x+11=chris's biking speed
\n" ); document.write( "distance=travel time*speed
\n" ); document.write( "5x+4(x+11)=107
\n" ); document.write( "5x+4x+44=107
\n" ); document.write( "9x=63
\n" ); document.write( "x=7
\n" ); document.write( "x+11=18
\n" ); document.write( "chris's walking speed=7 km/hr
\n" ); document.write( "chris's biking speed=18 km/hr
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