document.write( "Question 1195852: anna is three times as old mica now,but in three years time she will only be twice as old. how old is anna and mica now? \n" ); document.write( "

Algebra.Com's Answer #828434 by math_helper(2461) $\"\"$ $\"About$

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document.write( "A good problem to solve in your head.   \r
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document.write( "The algebraic formulation is:
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document.write( "A = Anna's age now
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document.write( "M = Mica's age now\r
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document.write( "A = 3M            (1)
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document.write( "A + 3 = 2(M+3)    (2)\r
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document.write( "Substitute 3M for A and expand Right Hand Side (RHS):
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document.write( "3M + 3 = 2M + 6
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document.write( "M = 3  -->   Mica is 3, Anna is 3*3 = 9 \n" );
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