66=78-6x

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Solution for 66=78-6x equation:


Simplifying
66 = 78 + -6x

Solving
66 = 78 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
66 + 6x = 78 + -6x + 6x

Combine like terms: -6x + 6x = 0
66 + 6x = 78 + 0
66 + 6x = 78

Add '-66' to each side of the equation.
66 + -66 + 6x = 78 + -66

Combine like terms: 66 + -66 = 0
0 + 6x = 78 + -66
6x = 78 + -66

Combine like terms: 78 + -66 = 12
6x = 12

Divide each side by '6'.
x = 2

Simplifying
x = 2

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