3x+-8=12

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Solution for 3x+-8=12 equation: 


Simplifying
3x + -8 = 12

Reorder the terms:
-8 + 3x = 12

Solving
-8 + 3x = 12

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 3x = 12 + 8

Combine like terms: -8 + 8 = 0
0 + 3x = 12 + 8
3x = 12 + 8

Combine like terms: 12 + 8 = 20
3x = 20

Divide each side by '3'.
x = 6.666666667

Simplifying
x = 6.666666667

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