3x-12=18x+18

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


Simplifying
3x + -12 = 18x + 18

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

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

Solving
-12 + 3x = 18 + 18x

Solving for variable 'x'.

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

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

Combine like terms: 3x + -18x = -15x
-12 + -15x = 18 + 18x + -18x

Combine like terms: 18x + -18x = 0
-12 + -15x = 18 + 0
-12 + -15x = 18

Add '12' to each side of the equation.
-12 + 12 + -15x = 18 + 12

Combine like terms: -12 + 12 = 0
0 + -15x = 18 + 12
-15x = 18 + 12

Combine like terms: 18 + 12 = 30
-15x = 30

Divide each side by '-15'.
x = -2

Simplifying
x = -2

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