18-2(x-1)=12

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Solution for 18-2(x-1)=12 equation:


Simplifying
18 + -2(x + -1) = 12

Reorder the terms:
18 + -2(-1 + x) = 12
18 + (-1 * -2 + x * -2) = 12
18 + (2 + -2x) = 12

Combine like terms: 18 + 2 = 20
20 + -2x = 12

Solving
20 + -2x = 12

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + -2x = 12 + -20

Combine like terms: 20 + -20 = 0
0 + -2x = 12 + -20
-2x = 12 + -20

Combine like terms: 12 + -20 = -8
-2x = -8

Divide each side by '-2'.
x = 4

Simplifying
x = 4

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