document.write( "Question 1194916: One racer can cycle 60km in the same time that another racer cycles 45km. If the first races cycles 10kph faster than the second, what’s the speed of each? \n" ); document.write( "

Algebra.Com's Answer #827217 by josgarithmetic(39617) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "                   SPEEDS      TIMES      DISTANCES\r\n" );
document.write( "firstracer          r+10          x          60\r\n" );
document.write( "secondracer         r             x          45\r\n" );
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\n" ); document.write( " $\"x=x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"system%28x=60%2F%28r%2B10%29%2Cand%2Cx=45%2Fr%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"60%2F%28r%2B10%29=45%2Fr\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"4%2F%28r%2B10%29=3%2Fr\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"4r=3%28r%2B10%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"4r=3r%2B30\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"highlight%28r=30%29\"$ ----------the speed for the second racer\r
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\n" ); document.write( "\n" ); document.write( "--\r
\n" ); document.write( "\n" ); document.write( "Look again at the variable and expression assigning! \n" ); document.write( "

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