document.write( "Question 610989: Matt and Elaine, together, can paint a room in 3h. It would take Matt 5h to paint the room alone, how Long would it take elain to paint the room alone? \n" ); document.write( "
Algebra.Com's Answer #384813 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Matt and Elaine, together, can paint a room in 3h. \n" ); document.write( " It would take Matt 5h to paint the room alone, how Long would it take elain to paint the room alone? \n" ); document.write( ": \n" ); document.write( "let x = time required by Elaine to do the job alone \n" ); document.write( "Let the completed job = 1 \n" ); document.write( ": \n" ); document.write( "A typical shared work equation \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( "multiply by 5x \n" ); document.write( "5x* \n" ); document.write( "cancel the denominators \n" ); document.write( "3x + 5(3) = 5x \n" ); document.write( "15 = 5x - 3x \n" ); document.write( "x = 15/2 \n" ); document.write( "x = 7.5 hrs Elaine alone \n" ); document.write( ":\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |