SOLUTION: Claire’s three sons, from oldest to youngest, are Evan, Joel and Alex. The
difference between the ages of Evan and Joel is the same as the difference
between the ages of Joel and
Algebra.Com
Question 1129483: Claire’s three sons, from oldest to youngest, are Evan, Joel and Alex. The
difference between the ages of Evan and Joel is the same as the difference
between the ages of Joel and Alex. If the sum of the three ages is 39, how old is
Joel?
Found 2 solutions by josgarithmetic, greenestamps:
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
E, the age for Evan.
Joel is some E+d;
and Alex is some E+2d.
----------------this would be Joel's age. Joel is the in-between age of Evan and Alex.
Answer by greenestamps(13200) (Show Source): You can put this solution on YOUR website!
The equal age differences mean that Joel's age is the average of the three ages.
39/3 = 13
Joel is 13 years old.
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