document.write( "Question 332932: A girls mother is 28 years older than she. In 4 years her mother will be 3 times her age. How old is the mother now?\r
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document.write( "d = daughter
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document.write( "m = mother\r
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document.write( "d = m - 28
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document.write( "m = d + 28\r
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document.write( "d + 4 = 1/3(m + 4) \n" );
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Algebra.Com's Answer #238559 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! m = g + 28 ___ m - 28 = g\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "m + 4 = 3(g + 4) ___ m + 4 = 3g + 12\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting ___ m + 4 = 3(m - 28) + 12 = 3m - 84 + 12\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "76 = 2m ___ 38 = m \n" ); document.write( " |