12.8=3n-2

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Solution for 12.8=3n-2 equation: 


Simplifying
12.8 = 3n + -2

Reorder the terms:
12.8 = -2 + 3n

Solving
12.8 = -2 + 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
12.8 + -3n = -2 + 3n + -3n

Combine like terms: 3n + -3n = 0
12.8 + -3n = -2 + 0
12.8 + -3n = -2

Add '-12.8' to each side of the equation.
12.8 + -12.8 + -3n = -2 + -12.8

Combine like terms: 12.8 + -12.8 = 0.0
0.0 + -3n = -2 + -12.8
-3n = -2 + -12.8

Combine like terms: -2 + -12.8 = -14.8
-3n = -14.8

Divide each side by '-3'.
n = 4.933333333

Simplifying
n = 4.933333333

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