18=4x+3(-2x+12)

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Solution for 18=4x+3(-2x+12) equation:


Simplifying
18 = 4x + 3(-2x + 12)

Reorder the terms:
18 = 4x + 3(12 + -2x)
18 = 4x + (12 * 3 + -2x * 3)
18 = 4x + (36 + -6x)

Reorder the terms:
18 = 36 + 4x + -6x

Combine like terms: 4x + -6x = -2x
18 = 36 + -2x

Solving
18 = 36 + -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 + 2x = 36 + -2x + 2x

Combine like terms: -2x + 2x = 0
18 + 2x = 36 + 0
18 + 2x = 36

Add '-18' to each side of the equation.
18 + -18 + 2x = 36 + -18

Combine like terms: 18 + -18 = 0
0 + 2x = 36 + -18
2x = 36 + -18

Combine like terms: 36 + -18 = 18
2x = 18

Divide each side by '2'.
x = 9

Simplifying
x = 9

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