2x+x+6=66

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Solution for 2x+x+6=66 equation: 


Simplifying
2x + x + 6 = 66

Reorder the terms:
6 + 2x + x = 66

Combine like terms: 2x + x = 3x
6 + 3x = 66

Solving
6 + 3x = 66

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 + 3x = 66 + -6

Combine like terms: 6 + -6 = 0
0 + 3x = 66 + -6
3x = 66 + -6

Combine like terms: 66 + -6 = 60
3x = 60

Divide each side by '3'.
x = 20

Simplifying
x = 20

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