document.write( "Question 795809: Ann is 2 years older than Mary. Last year Ann was 3 times as old as Mary. How
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document.write( "old is Ann now? \n" );
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Algebra.Com's Answer #481180 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Ann is 2 years older than Mary. Last year Ann was 3 times as old as Mary. How \n" ); document.write( "old is Ann now? \n" ); document.write( "-------- \n" ); document.write( "Equations: \n" ); document.write( "a = m + 2 \n" ); document.write( "a-1 = 3(m-1) \n" ); document.write( "----- \n" ); document.write( "Substitute for \"a\" and solve for \"m\": \n" ); document.write( "m+2-1 = 3m-3 \n" ); document.write( "2m = 4 \n" ); document.write( "m = 2 yrs (Mary's age now) \n" ); document.write( "a = m+2 = 4 yrs (Ann's age now) \n" ); document.write( "=========== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============== \n" ); document.write( " |