6x+81=-3x

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Solution for 6x+81=-3x equation:


Simplifying
6x + 81 = -3x

Reorder the terms:
81 + 6x = -3x

Solving
81 + 6x = -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
81 + 6x + 3x = -3x + 3x

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

Combine like terms: -3x + 3x = 0
81 + 9x = 0

Add '-81' to each side of the equation.
81 + -81 + 9x = 0 + -81

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

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

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

Simplifying
x = -9

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