teadoraserafimova teadoraserafimova

31-03-2020
Mathematics

contestada

ethan and david are brother.ethan is three years older than david, and the sum of their ages is 17, how old is david?

Respuesta :

labradorfan15 labradorfan15

31-03-2020

Answer:

7

Step-by-step explanation:

3 more than 7 is 10 and 7 plus 10 is 17.

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