SOLUTION: If you add ben and jerry's age together you get 84. Jerry is three times as old as Ben. How old is Ben? J + B= 84 j= 3x=84 x= 28. the answer says 21 can anyone help m

Algebra ->  Systems-of-equations -> SOLUTION: If you add ben and jerry's age together you get 84. Jerry is three times as old as Ben. How old is Ben? J + B= 84 j= 3x=84 x= 28. the answer says 21 can anyone help m      Log On


   



Question 623970: If you add ben and jerry's age together you get 84. Jerry is three times as old as Ben. How old is Ben?
J + B= 84
j= 3x=84
x= 28.
the answer says 21 can anyone help me please

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi
If you add ben and jerry's age together you get 84.
Jerry is three times as old as Ben's agehighlight%28x%29. How old is Ben?
j= 3x YEs!!! Good work.
ben + jery = 84 |Careful here...
x + 3x = 84
4x = 84
x = 21, Ben's age