document.write( "Question 1159684: It takes Eddie 2 hours to shovel the snow from a driveway and sidewalk. Brad can shovel the snow from the same sidewalk and driveway in 5 hours. How long will it take them working together to shovel the snow? Round your answer up to the next whole minute. \n" ); document.write( "
Algebra.Com's Answer #782715 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! Eddie does 1/2 in 1 hour or x/2 in x hours \n" ); document.write( "Brad does 1/5 in 1 hour or x/5 in x hours \n" ); document.write( "the sum is 1 full job \n" ); document.write( "(x/2)+(x/5)=1 \n" ); document.write( "multiply both sides by 10 \n" ); document.write( "7x=10 \n" ); document.write( "x=(10/7) hours or 600/7 minutes =86 minutes rounded up. \n" ); document.write( " |