2+x+2x=12

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Solution for 2+x+2x=12 equation: 


Simplifying
2 + x + 2x = 12

Combine like terms: x + 2x = 3x
2 + 3x = 12

Solving
2 + 3x = 12

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 3x = 12 + -2

Combine like terms: 2 + -2 = 0
0 + 3x = 12 + -2
3x = 12 + -2

Combine like terms: 12 + -2 = 10
3x = 10

Divide each side by '3'.
x = 3.333333333

Simplifying
x = 3.333333333

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