12=56-2*(3*x+4)

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Solution for 12=56-2*(3*x+4) equation:


Simplifying
12 = 56 + -2(3x + 4)

Reorder the terms:
12 = 56 + -2(4 + 3x)
12 = 56 + (4 * -2 + 3x * -2)
12 = 56 + (-8 + -6x)

Combine like terms: 56 + -8 = 48
12 = 48 + -6x

Solving
12 = 48 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
12 + 6x = 48 + -6x + 6x

Combine like terms: -6x + 6x = 0
12 + 6x = 48 + 0
12 + 6x = 48

Add '-12' to each side of the equation.
12 + -12 + 6x = 48 + -12

Combine like terms: 12 + -12 = 0
0 + 6x = 48 + -12
6x = 48 + -12

Combine like terms: 48 + -12 = 36
6x = 36

Divide each side by '6'.
x = 6

Simplifying
x = 6

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