document.write( "Question 274588: a father is 5 times as old as his son. In 4 years the sum of their ages will be 56 years. Find their present age \n" ); document.write( "
Algebra.Com's Answer #200405 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! The other tutor forgot to add four to both ages \n" ); document.write( "f=5s \n" ); document.write( "f+4+s+4=56 \n" ); document.write( "f+s+8=56 \n" ); document.write( "f+s=48 \n" ); document.write( "5s+s=48 \n" ); document.write( "6s=48 \n" ); document.write( "s=8 \n" ); document.write( "f=40 \n" ); document.write( "check \n" ); document.write( "44+12=56 \n" ); document.write( "ok \n" ); document.write( " |