document.write( "Question 609867: henry is k years old. His father is 4 times as old as he is. His mother is 3 years younger than his father. How old was his mother when henry was born?
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #384121 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
henry is k years old.
\n" ); document.write( " His father is 4 times as old as he is.
\n" ); document.write( "f = 4k\r
\n" ); document.write( "\n" ); document.write( " His mother is 3 years younger than his father.
\n" ); document.write( "m = 4k - 3
\n" ); document.write( ":
\n" ); document.write( "How old was his mother when henry was born?
\n" ); document.write( "m = (4k-3) - k
\n" ); document.write( "m = 3k - 3 yrs when Henry was born
\n" ); document.write( "
\n" );