12x+18=3x+126

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Solution for 12x+18=3x+126 equation:


Simplifying
12x + 18 = 3x + 126

Reorder the terms:
18 + 12x = 3x + 126

Reorder the terms:
18 + 12x = 126 + 3x

Solving
18 + 12x = 126 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
18 + 12x + -3x = 126 + 3x + -3x

Combine like terms: 12x + -3x = 9x
18 + 9x = 126 + 3x + -3x

Combine like terms: 3x + -3x = 0
18 + 9x = 126 + 0
18 + 9x = 126

Add '-18' to each side of the equation.
18 + -18 + 9x = 126 + -18

Combine like terms: 18 + -18 = 0
0 + 9x = 126 + -18
9x = 126 + -18

Combine like terms: 126 + -18 = 108
9x = 108

Divide each side by '9'.
x = 12

Simplifying
x = 12

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