3x-18=2(1-x)

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Solution for 3x-18=2(1-x) equation:


Simplifying
3x + -18 = 2(1 + -1x)

Reorder the terms:
-18 + 3x = 2(1 + -1x)
-18 + 3x = (1 * 2 + -1x * 2)
-18 + 3x = (2 + -2x)

Solving
-18 + 3x = 2 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-18 + 3x + 2x = 2 + -2x + 2x

Combine like terms: 3x + 2x = 5x
-18 + 5x = 2 + -2x + 2x

Combine like terms: -2x + 2x = 0
-18 + 5x = 2 + 0
-18 + 5x = 2

Add '18' to each side of the equation.
-18 + 18 + 5x = 2 + 18

Combine like terms: -18 + 18 = 0
0 + 5x = 2 + 18
5x = 2 + 18

Combine like terms: 2 + 18 = 20
5x = 20

Divide each side by '5'.
x = 4

Simplifying
x = 4

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