document.write( "Question 434622: ryan can paint a fence in ten hours. asanji can paint the same fence in eight hours. if they worked together how long would it take them. \n" ); document.write( "
Algebra.Com's Answer #301046 by nerdybill(7384)\"\" \"About 
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ryan can paint a fence in ten hours. asanji can paint the same fence in eight hours. if they worked together how long would it take them.
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\n" ); document.write( "Let x = time (hours) it takes for both
\n" ); document.write( "then
\n" ); document.write( "x(1/10 + 1/8) = 1
\n" ); document.write( "multiplying both sides by 80:
\n" ); document.write( "x(8 + 10) = 80
\n" ); document.write( "18x = 80
\n" ); document.write( "x = 80/18
\n" ); document.write( "x = 4.44 hours
\n" ); document.write( "or
\n" ); document.write( "x = 4 hours and 27 minutes
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