document.write( "Question 984478: Kevin is 4 times as old as Michael and is also 9 years older than Michael. How old is kevin? \n" ); document.write( "
Algebra.Com's Answer #605262 by Cromlix(4381) You can put this solution on YOUR website! Hi there, \n" ); document.write( "Kevin is 4 times as old as Michael \n" ); document.write( "K = 4M \n" ); document.write( " Kevin is also 9 years older than Michael. \n" ); document.write( "K = 9 + M \n" ); document.write( "Replace K with 4M \n" ); document.write( "4M = 9 + M \n" ); document.write( "Collect like terms \n" ); document.write( "4M - M = 9 \n" ); document.write( "3M = 9 \n" ); document.write( "M = 3 \n" ); document.write( "Kevin is 12 years old. \n" ); document.write( "Hope this helps :-) \n" ); document.write( " |