2(21+6x)=42

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Solution for 2(21+6x)=42 equation: 


Simplifying
2(21 + 6x) = 42
(21 * 2 + 6x * 2) = 42
(42 + 12x) = 42

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

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

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

Solving
12x = 0

Solving for variable 'x'.

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

Divide each side by '12'.
x = 0

Simplifying
x = 0

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