document.write( "Question 469390: It takes John 3 hours to paint a house. Chris 2 hours and William 8 1/2 hours. If all 3 work together how long will it take all 3 of them? \n" ); document.write( "
Algebra.Com's Answer #322033 by jorel1380(3719) You can put this solution on YOUR website! 1/3+1/2+1/(17/2)=1/t \n" ); document.write( "1/3+1/2+2/17=1/t \n" ); document.write( "34t+51t+12t=102 \n" ); document.write( "97t=102 \n" ); document.write( "t=102/97 hours.. \n" ); document.write( " |