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 Question from MJ, a parent: Mrs. Gibson has 3 children. The older ones are twins. The youngest one is 3 years younger than the twins. If the sum of their ages is 102, how old is the youngest one?

Hi,

Suppose the twins are $y$ years old. How old is the younger child? List the ages of the three children. The sum of these three ages is 102. Solve for $y.$

Write back if you need more assistance,
Penny

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