Question 623970
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Hi
If you add ben and jerry's age together you get 84. 
Jerry is three times as old as Ben's age{{{highlight(x)}}}. How old is Ben? 
j= 3x   YEs!!! Good work.
 ben + jery = 84    |Careful here...
   x + 3x = 84
     4x = 84 
      x = 21, Ben's age