84=3-9x

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Solution for 84=3-9x equation:


Simplifying
84 = 3 + -9x

Solving
84 = 3 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
84 + 9x = 3 + -9x + 9x

Combine like terms: -9x + 9x = 0
84 + 9x = 3 + 0
84 + 9x = 3

Add '-84' to each side of the equation.
84 + -84 + 9x = 3 + -84

Combine like terms: 84 + -84 = 0
0 + 9x = 3 + -84
9x = 3 + -84

Combine like terms: 3 + -84 = -81
9x = -81

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

Simplifying
x = -9

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