document.write( "Question 1127050: Shelly can cut a lawn with a riding mower in 4 hours less time than it takes William to cut the lawn with a push mower. If they can cut the lawn in 8 hours working together find how long to the nearest tenth of an hour it takes for William to cut the lawn alone. \n" ); document.write( "
Algebra.Com's Answer #743393 by josgarithmetic(39618)\"\" \"About 
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Lawn Per Hour:\r
\n" ); document.write( "\n" ); document.write( "Shelly, \"1%2F%28x-4%29\"\r
\n" ); document.write( "\n" ); document.write( "William, \"1%2Fx\"\r
\n" ); document.write( "\n" ); document.write( "Combined, \"1%2F8\"\r
\n" ); document.write( "\n" ); document.write( "--\r
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\n" ); document.write( "\n" ); document.write( "\"1%2F%28x-4%29%2B1%2Fx=1%2F8\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"8%28x%2Bx-4%29=x%28x-4%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"16x-32=x%5E2-4x\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2-20x%2B32=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"x=%2820%2B-+sqrt%28400-4%2A32%29%29%2F2\"\r
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\n" ); document.write( "\n" ); document.write( "\"x=%2820%2B-+sqrt%28272%29%29%2F2\"\r
\n" ); document.write( "\n" ); document.write( "\"x=%2820%2B-+2%2Asqrt%2868%29%29%2F2\"\r
\n" ); document.write( "\n" ); document.write( "\"x=10%2Bsqrt%2868%29\"\r
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\n" ); document.write( "\n" ); document.write( "x=1.7538, or, \"x=18.2462\"\r
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\n" ); document.write( "\n" ); document.write( "Nearest tenth of an hour:
\n" ); document.write( "18 hours 12 minutes
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