document.write( "Question 1098533: If it take Karen 2 hours to wax SUV and Clarann 3 hours how long would it take them to wax it together.
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Algebra.Com's Answer #712908 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! in 1 hour \n" ); document.write( "Karen does (1/2) and Clarann does (1/3) \n" ); document.write( "In x hours (x/2) and (x/3) \n" ); document.write( "Set those two, their sum, equal to 1 \n" ); document.write( "(x/2)+(x/3)=1 \n" ); document.write( "multiply everything by LCD of 6 \n" ); document.write( "3x+2x=6 \n" ); document.write( "5x=6 \n" ); document.write( "x=6/5=1.2 \n" ); document.write( "it would take them together 1.2 hours, for it would be 1.2/2 (60%) for K and 1.2/3 (40%) for C. \n" ); document.write( " |