SOLUTION: Fred is four years older than Barney. Five years ago the sum of their ages was 48. How old are they now ?

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Question 276470: Fred is four years older than Barney. Five years ago the sum of their ages was 48. How old are they now ?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
F=B+4
F-5+B-5=48
(B+4)-5+B-5=48
2B-6=48
2B=48+6
2B=54
B=54/2
B=27 ANS. FOR THE AGE OF BARNEY NOW.
F=27+4=31 ANS. FOR THE AGE OF FRED NOW.
PROOF:
31-5+=27-5=48
26+22=48
48=48