lyost26 lyost26

27-05-2021
Mathematics

contestada

3(n+4)=21 what does n =?

Respuesta :

cwrw238 cwrw238

27-05-2021

Answer:

3.

Step-by-step explanation:

3(n + 4) = 21

3n + 12 = 21

3n = 21 - 12 = 9

n = 3.

Answer Link

jimrgrant1 jimrgrant1

27-05-2021

Answer:

n = 3

Step-by-step explanation:

Given

3(n + 4) = 21 ( divide both sides by 3 )

n + 4 = 7 ( subtract 4 from both sides )

n = 3

Answer Link

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