document.write( "Question 903750: 1 painter can paint a house in 12 hours. Another painter can paint a house in 8 hours. How much time will it take for both painters to paint the house together? \n" ); document.write( "
Algebra.Com's Answer #548266 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 1/a+1/b=1/x \n" ); document.write( "1/8+1/12=1/x \n" ); document.write( "1/8+1/12=1/4.8 \n" ); document.write( "1/x=1/4.8 \n" ); document.write( "x=4.8 days working together \n" ); document.write( "check \n" ); document.write( "1/a+1/b=1/x \n" ); document.write( "1/8+1/12=1/x \n" ); document.write( "12/96+8/96=1/x \n" ); document.write( "20/96=1/x \n" ); document.write( "96/20=x \n" ); document.write( "x=4.8 days working together \n" ); document.write( "ok \n" ); document.write( " \n" ); document.write( " |