piperowynn piperowynn

09-12-2020
Mathematics

contestada

Please show step by step how to do this (2-step) equation
3x + 6 = 21

Respuesta :

348937889 348937889

10-12-2020

Answer:

x = 5

Step-by-step explanation:

3x + 6 = 21

3x = 21 - 6

3x/3 = 15/3

x = 5

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