document.write( "Question 276636: A man is 5 times as old as his son. In 5 years he will be nly 3 times as old as his son. Find the present age of each \n" ); document.write( "
Algebra.Com's Answer #201584 by stanbon(75887) ![]() You can put this solution on YOUR website! A man is 5 times as old as his son. In 5 years he will be nly 3 times as old as his son. Find the present age of each \n" ); document.write( "-------------- \n" ); document.write( "Equations: \n" ); document.write( "F = 5S \n" ); document.write( "(F+5) = 3(S+5) \n" ); document.write( "--------------------- \n" ); document.write( "Substitute for \"F\" and solve for \"S\": \n" ); document.write( "(5S + 5) = 3S + 15 \n" ); document.write( "2S = 10 \n" ); document.write( "S = 5 yrs old (Son's age now) \n" ); document.write( "---- \n" ); document.write( "Since F = 5S, F = 25 yrs old (Father's age now) \n" ); document.write( "==================================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "==================================================== \n" ); document.write( " |