document.write( "Question 993021: Melodyis three times as old as jaypee.Ten years ago she was eight times as old as jaypee. How old are they? \n" ); document.write( "
Algebra.Com's Answer #612469 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Hi there, \n" ); document.write( "Melodyis three times as old as jaypee. \n" ); document.write( "M = 3J \n" ); document.write( "Ten years ago she was eight times as old as jaypee. \n" ); document.write( "M - 10 = 8(J - 10) \n" ); document.write( "Replace M with 3J from top equation. \n" ); document.write( "3J - 10 = 8(J - 10) \n" ); document.write( "3J - 10 = 8J - 80 \n" ); document.write( "Collect like terms. \n" ); document.write( "3J - 8J = -80 + 10 \n" ); document.write( "-5J = -70 \n" ); document.write( "5J = 70 \n" ); document.write( "J = 14 \n" ); document.write( "Melodyis is 42 years old \n" ); document.write( "Jaypee is 14 years old. \n" ); document.write( "Hope this helps :-) \n" ); document.write( " |