-4n+3n=n-8+3n-12

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Solution for -4n+3n=n-8+3n-12 equation: 


Simplifying
-4n + 3n = n + -8 + 3n + -12

Combine like terms: -4n + 3n = -1n
-1n = n + -8 + 3n + -12

Reorder the terms:
-1n = -8 + -12 + n + 3n

Combine like terms: -8 + -12 = -20
-1n = -20 + n + 3n

Combine like terms: n + 3n = 4n
-1n = -20 + 4n

Solving
-1n = -20 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
-1n + -4n = -20 + 4n + -4n

Combine like terms: -1n + -4n = -5n
-5n = -20 + 4n + -4n

Combine like terms: 4n + -4n = 0
-5n = -20 + 0
-5n = -20

Divide each side by '-5'.
n = 4

Simplifying
n = 4

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