4(x-1)-12=0

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Solution for 4(x-1)-12=0 equation:


Simplifying
4(x + -1) + -12 = 0

Reorder the terms:
4(-1 + x) + -12 = 0
(-1 * 4 + x * 4) + -12 = 0
(-4 + 4x) + -12 = 0

Reorder the terms:
-4 + -12 + 4x = 0

Combine like terms: -4 + -12 = -16
-16 + 4x = 0

Solving
-16 + 4x = 0

Solving for variable 'x'.

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

Add '16' to each side of the equation.
-16 + 16 + 4x = 0 + 16

Combine like terms: -16 + 16 = 0
0 + 4x = 0 + 16
4x = 0 + 16

Combine like terms: 0 + 16 = 16
4x = 16

Divide each side by '4'.
x = 4

Simplifying
x = 4

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