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5 votes
How would i solve this 3n+4=7

User Shadyyx
by
8.4k points

1 Answer

5 votes
Isolate the n.

Do the opposite of PEMDAS.

First subtract 4 from both sides

3n + 4 = 7

3n + 4 (-4) = 7 (-4)

3n = 7 - 4

3n = 3

Then divide 3 from both sides

3n/3 = 3/3

n = 3/3

n = 1

n = 1 is your answer

hope this helps
User Kevin Schroeder
by
8.5k points

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