3(-2-4x)=42

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Solution for 3(-2-4x)=42 equation: 


Simplifying
3(-2 + -4x) = 42
(-2 * 3 + -4x * 3) = 42
(-6 + -12x) = 42

Solving
-6 + -12x = 42

Solving for variable 'x'.

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

Add '6' to each side of the equation.
-6 + 6 + -12x = 42 + 6

Combine like terms: -6 + 6 = 0
0 + -12x = 42 + 6
-12x = 42 + 6

Combine like terms: 42 + 6 = 48
-12x = 48

Divide each side by '-12'.
x = -4

Simplifying
x = -4

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