12+3*(2-4x)=30

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Solution for 12+3*(2-4x)=30 equation: 


Simplifying
12 + 3(2 + -4x) = 30
12 + (2 * 3 + -4x * 3) = 30
12 + (6 + -12x) = 30

Combine like terms: 12 + 6 = 18
18 + -12x = 30

Solving
18 + -12x = 30

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + -12x = 30 + -18

Combine like terms: 18 + -18 = 0
0 + -12x = 30 + -18
-12x = 30 + -18

Combine like terms: 30 + -18 = 12
-12x = 12

Divide each side by '-12'.
x = -1

Simplifying
x = -1

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