document.write( "Question 1170600: Marivic is five years older than Michelle. In three years, the product of her age and Michelle’s age
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Algebra.Com's Answer #795455 by josgarithmetic(39625)\"\" \"About 
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r, Marivic
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\n" ); document.write( "\n" ); document.write( "\"system%28r=c%2B5%2C%28r%2B3%29%28c-5%29=90%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28%28c%2B5%29%2B3%29%28c-5%29=90\"\r
\n" ); document.write( "\n" ); document.write( "\"%28c%2B8%29%28c-5%29=90\"-----------two factors differ by 13?\r
\n" ); document.write( "\n" ); document.write( "\"90=3%2A30=highlight_green%285%2A18%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"system%28c-5=5%2Cc%2B8=18%29\"
\n" ); document.write( "\"highlight%28c=10%29\"-----------Michelle's age now.
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\n" ); document.write( "Marivic is \"highlight%2815%29\".
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