Julie has three children whose ages are consecutive odd integers. If x represents the youngest child's age, which expression represents the sum of her children's ages?

Question

Mathematics

Samuel Cole

13 February, 19:40

Julie has three children whose ages are consecutive odd integers. If x represents the youngest child's age, which expression represents the sum of her children's ages?

+2

Answers (1)

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Rory Davila · Answer 1

Use A, B, and C for the childrens ages.

A (oldest child)

B=A-2

C=A-4

The sum of their ages is A+B+C. Substitute.

A + (A-2) + (A-4)

3A-6 = sum of her childrens ages