-3=-12+n

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Solution for -3=-12+n equation: 


Simplifying
-3 = -12 + n

Solving
-3 = -12 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
-3 + -1n = -12 + n + -1n

Combine like terms: n + -1n = 0
-3 + -1n = -12 + 0
-3 + -1n = -12

Add '3' to each side of the equation.
-3 + 3 + -1n = -12 + 3

Combine like terms: -3 + 3 = 0
0 + -1n = -12 + 3
-1n = -12 + 3

Combine like terms: -12 + 3 = -9
-1n = -9

Divide each side by '-1'.
n = 9

Simplifying
n = 9

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