document.write( "Question 437508: Sally takes 4 hours to paint and john takes 6 hours how long will it take both to paint the hours \n" ); document.write( "

Algebra.Com's Answer #302668 by rwm(914) $\"\"$ $\"About$

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in one hr sally can paint 1/4 of the house
\n" ); document.write( "in one hr john can paint 1/6 of the house
\n" ); document.write( "x/4+x/6=1\r
\n" ); document.write( "\n" ); document.write( "3x/12+2x/12=1
\n" ); document.write( "5x/12=1
\n" ); document.write( "5x=12
\n" ); document.write( "x=12/5 hrs or 2 2/5 hr or 2 hrs 24 minutes \r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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