12x+3x-12=30x-12

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Solution for 12x+3x-12=30x-12 equation:


Simplifying
12x + 3x + -12 = 30x + -12

Reorder the terms:
-12 + 12x + 3x = 30x + -12

Combine like terms: 12x + 3x = 15x
-12 + 15x = 30x + -12

Reorder the terms:
-12 + 15x = -12 + 30x

Add '12' to each side of the equation.
-12 + 12 + 15x = -12 + 12 + 30x

Combine like terms: -12 + 12 = 0
0 + 15x = -12 + 12 + 30x
15x = -12 + 12 + 30x

Combine like terms: -12 + 12 = 0
15x = 0 + 30x
15x = 30x

Solving
15x = 30x

Solving for variable 'x'.

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

Add '-30x' to each side of the equation.
15x + -30x = 30x + -30x

Combine like terms: 15x + -30x = -15x
-15x = 30x + -30x

Combine like terms: 30x + -30x = 0
-15x = 0

Divide each side by '-15'.
x = 0

Simplifying
x = 0

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