document.write( "Question 853314: A mother is 20 years older than her daughter. Five years from now, she will be thrice as her daughter will then be. Find their present ages. \n" ); document.write( "

Algebra.Com's Answer #514021 by Fombitz(32388) $\"\"$ $\"About$

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1. $\"M=D%2B20\"$
\n" ); document.write( "2. $\"M%2B5=3%28D%2B5%29\"$
\n" ); document.write( "Substitute eq. 1 into eq. 2,
\n" ); document.write( " $\"D%2B20%2B5=3D%2B15\"$
\n" ); document.write( " $\"D%2B25=3D%2B15\"$
\n" ); document.write( " $\"-2D=-10\"$
\n" ); document.write( " $\"D=5\"$
\n" ); document.write( "Then from eq. 1,
\n" ); document.write( " $\"M=5%2B20\"$
\n" ); document.write( " $\"M=25\"$
\n" ); document.write( " \n" ); document.write( "

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