9+3n-1=8n+12-4n

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Solution for 9+3n-1=8n+12-4n equation:


Simplifying
9 + 3n + -1 = 8n + 12 + -4n

Reorder the terms:
9 + -1 + 3n = 8n + 12 + -4n

Combine like terms: 9 + -1 = 8
8 + 3n = 8n + 12 + -4n

Reorder the terms:
8 + 3n = 12 + 8n + -4n

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

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

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

Combine like terms: 4n + -4n = 0
8 + -1n = 12 + 0
8 + -1n = 12

Add '-8' to each side of the equation.
8 + -8 + -1n = 12 + -8

Combine like terms: 8 + -8 = 0
0 + -1n = 12 + -8
-1n = 12 + -8

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

Divide each side by '-1'.
n = -4

Simplifying
n = -4

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