8n+3n=12n+9

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Solution for 8n+3n=12n+9 equation:


Simplifying
8n + 3n = 12n + 9

Combine like terms: 8n + 3n = 11n
11n = 12n + 9

Reorder the terms:
11n = 9 + 12n

Solving
11n = 9 + 12n

Solving for variable 'n'.

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

Add '-12n' to each side of the equation.
11n + -12n = 9 + 12n + -12n

Combine like terms: 11n + -12n = -1n
-1n = 9 + 12n + -12n

Combine like terms: 12n + -12n = 0
-1n = 9 + 0
-1n = 9

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

Simplifying
n = -9

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