Question

Haley is twice as old as Riley. The sum of their ages is 39. Write an equation that represents (x) , Riley's age.

Answer 1

X=39×2. Answer: 39×2= 78

Answer 2

Equation: 2x+x=39

Hailey is 26 years old and Riley is 13 years old.

Explanation:

Hailey- 2x

Riley- x

2x+x=39

3x=39

x=13

2x=26

Hailey is 26 years old and Riley is 13 years old.