Question

Kyle is 11 years old. His dog arrow is 3 years old And how many years will Kyle be exactly 2 times has old has Arrow? Explain how you know

Answer 1

Let the number of years be x.

11 + x = 2( 3 + x)
11 + x = 6 + 2x
x = 11 - 6
x = 5

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Answer: Kyle will be twice as old as his dog in 5 years time.
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