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)![]() ![]() You can put this solution on YOUR website! 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( ". \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 \n" ); document.write( " |