document.write( "Question 991245: in 4 years, jean will be twice as old as she was 6 years ago. how old is jean?\r
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Algebra.Com's Answer #611196 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Hi there, \n" ); document.write( "in 4 years, jean will be twice as old as she was 6 years ago. \n" ); document.write( "J + 4 = 2(J - 6) \n" ); document.write( "J + 4 = 2J - 12 \n" ); document.write( "Collect like terms: \n" ); document.write( "J - 2J = -12 - 4 \n" ); document.write( "-J = -16 \n" ); document.write( "Multiply both sides by -1 \n" ); document.write( "So, J = 16 \n" ); document.write( "Jean is 16 years old. \n" ); document.write( "Hope this helps :-) \n" ); document.write( " |