3x=81-6x

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Solution for 3x=81-6x equation: 


Simplifying
3x = 81 + -6x

Solving
3x = 81 + -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.
3x + 6x = 81 + -6x + 6x

Combine like terms: 3x + 6x = 9x
9x = 81 + -6x + 6x

Combine like terms: -6x + 6x = 0
9x = 81 + 0
9x = 81

Divide each side by '9'.
x = 9

Simplifying
x = 9

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