document.write( "Question 991063: In 12 years time Ruth will be three times as old as she was 6 years ago . Find Ruth's age now \n" ); document.write( "
Algebra.Com's Answer #610978 by Timnewman(323)![]() ![]() You can put this solution on YOUR website! Hi dear, \n" ); document.write( "Let ruth's age be x \n" ); document.write( "Six years ago, \n" ); document.write( "Ruths age=x-6 \n" ); document.write( "In 12years time, \n" ); document.write( "Ruth's age =x+12 \n" ); document.write( "But, \n" ); document.write( "x+12=3(x-6) \n" ); document.write( "x+12=3x-18 \n" ); document.write( "3x-x=12+18 \n" ); document.write( "2x=30 \n" ); document.write( "x=15 \n" ); document.write( "Ruth's age now is 15yrs \n" ); document.write( "HOPE THIS HELPS? \n" ); document.write( "::TIMNEWMAN:: \n" ); document.write( " |