SOLUTION: justin is 2 years older than ethan. in 9 years the sum of thier ages will be 30. find the ages of each boy

   

Hi,

justin is 2 years older than ethan, age . 

 in 9 years the sum of thier ages will be 30. find the ages of each boy

  (x+9) + [(x+2) + 9] = 60   ***

      2x = 40

       x = 20, Ethan's age.  Justin is 22

CHECKING our Answer*** In 9 years...

  29 + 31 = 60