SOLUTION: Mary is three years older than her twin brothers. next year the sum of the ages of the three will be exactly 102 . how old are they now?

Question 175513This question is from textbook
: Mary is three years older than her twin brothers. next year the sum of the ages of the three will be exactly 102 . how old are they now? This question is from textbook

Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Let the brothers be years old. Then Mary is years old. Next year the brothers will each be and Mary will be . We are given that .

Remove parentheses and collect terms:

.

So the brothers are 32 now and Mary is 35 now.

Check: 33 + 33 + 36 = 102.
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