document.write( "Question 1120929: Doris is 3 years older than her sister and in 2 years her age will be three times what her sister's age was last year. Find their present ages. \n" ); document.write( "
Algebra.Com's Answer #736625 by josgarithmetic(39618)\"\" \"About 
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d, Doris
\n" ); document.write( "x, Sister\r
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\n" ); document.write( "\n" ); document.write( "\"system%28d=x%2B3%2Cd%2B2=3%28x-1%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%2B3%2B2=3x-3\"
\n" ); document.write( "\"x%2B5=3x-3\"
\n" ); document.write( "\"8=2x\"
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\n" ); document.write( "-
\n" ); document.write( "\"highlight%28d=7%29\"
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