document.write( "Question 387139: A painter Can finish painting a house in 4 hours. Her assistant takes 6 hours to finish the same job. How long would it take for them to complete the job if thety worke together? \n" ); document.write( "
Algebra.Com's Answer #273705 by scott8148(6628)\"\" \"About 
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each does some FRACTION of the job based on their individual rate
\n" ); document.write( "the fractions sum to one (the WHOLE job)\r
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\n" ); document.write( "\n" ); document.write( "(x / 4) + (x / 6) = 1\r
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\n" ); document.write( "\n" ); document.write( "3x + 2x = 12
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