6x-12=3[x-1]

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Solution for 6x-12=3[x-1] equation:


Simplifying
6x + -12 = 3[x + -1]

Reorder the terms:
-12 + 6x = 3[x + -1]

Reorder the terms:
-12 + 6x = 3[-1 + x]
-12 + 6x = [-1 * 3 + x * 3]
-12 + 6x = [-3 + 3x]

Solving
-12 + 6x = -3 + 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.
-12 + 6x + -3x = -3 + 3x + -3x

Combine like terms: 6x + -3x = 3x
-12 + 3x = -3 + 3x + -3x

Combine like terms: 3x + -3x = 0
-12 + 3x = -3 + 0
-12 + 3x = -3

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

Combine like terms: -12 + 12 = 0
0 + 3x = -3 + 12
3x = -3 + 12

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

Divide each side by '3'.
x = 3

Simplifying
x = 3

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