document.write( "Question 1121498: A painter can do a given job in 6 hours. Her helper can do the same job in 10 hours. The painter begins to work and after 2 hours is joined by her helper.In how many hours will they complete the job? \n" ); document.write( "
Algebra.Com's Answer #737394 by josgarithmetic(39618)\"\" \"About 
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Painter rate, \"1%2F6\"\r
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\n" ); document.write( "\n" ); document.write( "Painter plus helper, rate \"1%2F6%2B1%2F10\"\r
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\n" ); document.write( "\n" ); document.write( "ONE job to be done.
\n" ); document.write( "Painter, for 2 hours.
\n" ); document.write( "Painter with helper, for x hours.\r
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\n" ); document.write( "\n" ); document.write( "\"%281%2F6%29%2A2%2B%281%2F6%2B1%2F10%29%2Ax=1\"------simplify and solve.\r
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\n" ); document.write( "\n" ); document.write( "\"1%2F3%2Bx%2F6%2Bx%2F10=1\", note that LCD is 30.\r
\n" ); document.write( "\n" ); document.write( "\"30%281%2F3%2Bx%2F6%2Bx%2F10%29=30%2A1\"\r
\n" ); document.write( "\n" ); document.write( "\"10%2B5x%2B3x=30\"\r
\n" ); document.write( "\n" ); document.write( "\"8x=20\"\r
\n" ); document.write( "\n" ); document.write( "\"x=20%2F8\"\r
\n" ); document.write( "\n" ); document.write( "\"x=5%2F2\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x=2.5%29\"
\n" ); document.write( "Two and a half hours
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