6(-1+2x)=138

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Solution for 6(-1+2x)=138 equation: 


Simplifying
6(-1 + 2x) = 138
(-1 * 6 + 2x * 6) = 138
(-6 + 12x) = 138

Solving
-6 + 12x = 138

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 = 138 + 6

Combine like terms: -6 + 6 = 0
0 + 12x = 138 + 6
12x = 138 + 6

Combine like terms: 138 + 6 = 144
12x = 144

Divide each side by '12'.
x = 12

Simplifying
x = 12

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