3N+7=30-11

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Solution for 3N+7=30-11 equation: 


Simplifying
3N + 7 = 30 + -11

Reorder the terms:
7 + 3N = 30 + -11

Combine like terms: 30 + -11 = 19
7 + 3N = 19

Solving
7 + 3N = 19

Solving for variable 'N'.

Move all terms containing N to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + 3N = 19 + -7

Combine like terms: 7 + -7 = 0
0 + 3N = 19 + -7
3N = 19 + -7

Combine like terms: 19 + -7 = 12
3N = 12

Divide each side by '3'.
N = 4

Simplifying
N = 4

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