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KatRina [158]
3 years ago
7

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

Mathematics
2 answers:
kenny6666 [7]3 years ago
6 0

Answer:

X=39×2. Answer: 39×2= 78

RideAnS [48]3 years ago
4 0

Answer:

Equation: 2x+x=39

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

Step-by-step 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.

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adjective

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