N-3=9

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Solution for N-3=9 equation: 


Simplifying
N + -3 = 9

Reorder the terms:
-3 + N = 9

Solving
-3 + N = 9

Solving for variable 'N'.

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

Add '3' to each side of the equation.
-3 + 3 + N = 9 + 3

Combine like terms: -3 + 3 = 0
0 + N = 9 + 3
N = 9 + 3

Combine like terms: 9 + 3 = 12
N = 12

Simplifying
N = 12

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