3.0k views
4 votes
One fourth of Eric’s age last year plus triple his age next year is 58. How old is Eric?

1 Answer

5 votes

Answer:

17

Explanation:

Let e represent Eric's age now. The problem statement tells us ...

1/4(e -1) + 3(e +1) = 58

(3 1/4)e +2 3/4 = 58 . . . . simplify

13/4e = 55 1/4 . . . . . . . . . subtract 2 3/4

e = (4/13)(221/4) = 221/13 = 17 . . . . . multiply by 4/13

Eric is 17.

User Ian Haggerty
by
7.7k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories