mosqumar0 mosqumar0

23-03-2021
Mathematics

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Respuesta :

23-03-2021

Answer:

He started with 37 CDs

Step-by-step explanation:

Variable: Let x be the number of CDs he got at the start

Equation: (x + 7) /2 = 22

x + 7 = 44

x = 37

Check: (37+7) /2 = 22

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