3x-9+12=33

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Solution for 3x-9+12=33 equation: 


Simplifying
3x + -9 + 12 = 33

Reorder the terms:
-9 + 12 + 3x = 33

Combine like terms: -9 + 12 = 3
3 + 3x = 33

Solving
3 + 3x = 33

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 3x = 33 + -3

Combine like terms: 3 + -3 = 0
0 + 3x = 33 + -3
3x = 33 + -3

Combine like terms: 33 + -3 = 30
3x = 30

Divide each side by '3'.
x = 10

Simplifying
x = 10

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