document.write( "Question 1010628: a man is five times as old as his son. in two years time he will be four times as old as his son. find their present age \n" ); document.write( "
Algebra.Com's Answer #626144 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! Call their ages NOW, m and s. Then \n" ); document.write( "m = 5s and in two years \n" ); document.write( "m + 2 = 4(s + 2) \n" ); document.write( "Substitute the first into the second and get \n" ); document.write( "5s + 2 = 4s + 8 \n" ); document.write( "s = 6 \n" ); document.write( "m = 30 \n" ); document.write( " |