giulianna41 giulianna41

05-02-2019
Mathematics

contestada

Kelly is three years younger than her sister. The sum of their ages is 34 years. How old is Kelly and how old is her sister?

Respuesta :

freya675 freya675

08-02-2019

Answer:

Kelly is 20

Her sister is 14

Step-by-step explanation:

34 ÷ 2 = 17 (average)

17 + 3 = 20

17 - 3 = 14

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