6+4x+4x=-66

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Solution for 6+4x+4x=-66 equation: 


Simplifying
6 + 4x + 4x = -66

Combine like terms: 4x + 4x = 8x
6 + 8x = -66

Solving
6 + 8x = -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 + 8x = -66 + -6

Combine like terms: 6 + -6 = 0
0 + 8x = -66 + -6
8x = -66 + -6

Combine like terms: -66 + -6 = -72
8x = -72

Divide each side by '8'.
x = -9

Simplifying
x = -9

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