document.write( "Question 456050: molly is 4 years younger than heidi.in 3 years,heidi will be twice as old as molly.how old are they now ? \n" ); document.write( "
Algebra.Com's Answer #313065 by richwmiller(17219)\"\" \"About 
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m=h-4
\n" ); document.write( "h=m+4\r
\n" ); document.write( "\n" ); document.write( "h+3=2m
\n" ); document.write( "h=2m-3
\n" ); document.write( "2m-3=m+4
\n" ); document.write( "m=7
\n" ); document.write( "h=11
\n" ); document.write( "
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