document.write( "Question 1176140: Mike and Jake are brothers. They are both younger than 10. Mike is 4 times older than Jake. In 4 years, Mike will be twice as old as Jake. How old are Mike and Jake? \n" ); document.write( "
Algebra.Com's Answer #802252 by CubeyThePenguin(3113)![]() ![]() You can put this solution on YOUR website! Mike's age = M \n" ); document.write( "Jake's age = J\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "M = 4J \n" ); document.write( "M + 4 = 2(J + 4)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Plug in the first equation into the second.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4J + 4 = 2J + 8 \n" ); document.write( "2J = 4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jake is 2 and Mike is 8. \n" ); document.write( " |