document.write( "Question 710892: Anne is twice the age of Jim. In six years, their ages will total 60. How old is each now? I tried doing it but this came out:
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document.write( "A+J+6+6=60
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document.write( "A+J+12=60
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document.write( "A+J=48
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document.write( "2J+J=48 (because A=2J)
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document.write( "3J=48
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document.write( "J=12, A=24, but it's wrong! \n" );
document.write( "
Algebra.Com's Answer #437224 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Anne is twice the age of Jim. In six years, their ages will total 60. How old is each now? \n" ); document.write( "------- \n" ); document.write( "Equations: \n" ); document.write( "a = 2j \n" ); document.write( "(a+6) + (2j+6) = 60 \n" ); document.write( "---- \n" ); document.write( "Substitute for \"a\" and solve for \"j\": \n" ); document.write( "(2j+6) + 2j+6 = 60 \n" ); document.write( "4j + 12 = 60 \n" ); document.write( "4j = 48 \n" ); document.write( "jim = 4 yrs (jim's age now) \n" ); document.write( "------------------ \n" ); document.write( "Solve for \"a\": \n" ); document.write( "a = 2j \n" ); document.write( "a = 8 yrs (anne's age now) \n" ); document.write( "------------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================= \n" ); document.write( " |