12x+30=138

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Solution for 12x+30=138 equation: 


Simplifying
12x + 30 = 138

Reorder the terms:
30 + 12x = 138

Solving
30 + 12x = 138

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 12x = 138 + -30

Combine like terms: 30 + -30 = 0
0 + 12x = 138 + -30
12x = 138 + -30

Combine like terms: 138 + -30 = 108
12x = 108

Divide each side by '12'.
x = 9

Simplifying
x = 9

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