document.write( "Question 1119161: a woman is older dan her daughter by 15 yrs, 10 yrs ago the ratio of their age was 4,1 find thier present age \n" ); document.write( "
Algebra.Com's Answer #734631 by josgarithmetic(39618)\"\" \"About 
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Who is dan? Woman is older than dan or what?\r
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\n" ); document.write( "\n" ); document.write( "\"system%28w=d%2B15%2C%28w-10%29%2F%28d-10%29=4%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28d%2B15-10%29%2F%28d-10%29=4\"
\n" ); document.write( "\"%28d%2B5%29%2F%28d-10%29=4\"
\n" ); document.write( "\"d%2B5=4d-40\"
\n" ); document.write( "\"45=3d\"
\n" ); document.write( "\"d=15\"
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