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?
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