document.write( "Question 1018201: A year hence father will be 5 times as old as his son,two years ago,the father was 3 times as old as his son will be 4 years hence.Find their present ages. \n" ); document.write( "
Algebra.Com's Answer #634379 by FrankM(1040)\"\" \"About 
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F+1=5(S+1)\r
\n" ); document.write( "\n" ); document.write( "F-2=3(S+4)\r
\n" ); document.write( "\n" ); document.write( "5(S+1)-1=3(S+4)+2\r
\n" ); document.write( "\n" ); document.write( "5S+4=3S+14\r
\n" ); document.write( "\n" ); document.write( "2S=10\r
\n" ); document.write( "\n" ); document.write( "S=5 F=29\r
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