imerenkov imerenkov

27-05-2020
Mathematics

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wegnerkolmp2741o wegnerkolmp2741o

27-05-2020

Answer:

x = 21

Step-by-step explanation:

3(x-7) = 42

Divide by 3

3(x-7)/3 = 42/3

x-7 = 14

Add 7 to each side

x-7+7 = 14+7

x = 21

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