3n-45=-9

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Solution for 3n-45=-9 equation: 


Simplifying
3n + -45 = -9

Reorder the terms:
-45 + 3n = -9

Solving
-45 + 3n = -9

Solving for variable 'n'.

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

Add '45' to each side of the equation.
-45 + 45 + 3n = -9 + 45

Combine like terms: -45 + 45 = 0
0 + 3n = -9 + 45
3n = -9 + 45

Combine like terms: -9 + 45 = 36
3n = 36

Divide each side by '3'.
n = 12

Simplifying
n = 12

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