18=-3(x-4)

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Solution for 18=-3(x-4) equation: 


Simplifying
18 = -3(x + -4)

Reorder the terms:
18 = -3(-4 + x)
18 = (-4 * -3 + x * -3)
18 = (12 + -3x)

Solving
18 = 12 + -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 + 3x = 12 + -3x + 3x

Combine like terms: -3x + 3x = 0
18 + 3x = 12 + 0
18 + 3x = 12

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

Combine like terms: 18 + -18 = 0
0 + 3x = 12 + -18
3x = 12 + -18

Combine like terms: 12 + -18 = -6
3x = -6

Divide each side by '3'.
x = -2

Simplifying
x = -2

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