document.write( "Question 820270: Zork can shovel a certain driveway in 50 minutes. If Dork can shovel the same driveway in 20 minutes, working together they can both shovel the driveway in how many minutes? \n" ); document.write( "
Algebra.Com's Answer #495222 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 1/50+1/20=1/x \n" ); document.write( "2/100+5/100=1/x \n" ); document.write( "7/100=1/x \n" ); document.write( "100/7=x\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |