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 = 36
12x = 36

Divide each side by '12'.
x = 3

Simplifying
x = 3

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