document.write( "Question 1102774: If the owner of a house can paint it entirely in 20 days but a professional can paint in 14 days, then how much time will it take to paint the entire house if both painters worked together?\r
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document.write( "Please provide me steps. I don't know if I answered this correctly. \n" );
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Algebra.Com's Answer #717499 by Boreal(15235) You can put this solution on YOUR website! in one day, the owner paints 1/20 of the house \n" ); document.write( "in one day, the professional paints 1/14 of the house \n" ); document.write( "in x days, working together, they paint the whole house. \n" ); document.write( "So, (x/20)+(x/14)=1 \n" ); document.write( "multiply by 140 \n" ); document.write( "7x+10x=140 \n" ); document.write( "17x=140 \n" ); document.write( "x=8.24 days ANSWER \n" ); document.write( "8.24/20+ 8.24/14=1 \n" ); document.write( " |