9+6x+6x=69

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Solution for 9+6x+6x=69 equation: 


Simplifying
9 + 6x + 6x = 69

Combine like terms: 6x + 6x = 12x
9 + 12x = 69

Solving
9 + 12x = 69

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 12x = 69 + -9

Combine like terms: 9 + -9 = 0
0 + 12x = 69 + -9
12x = 69 + -9

Combine like terms: 69 + -9 = 60
12x = 60

Divide each side by '12'.
x = 5

Simplifying
x = 5

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