-3x-9=3

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Solution for -3x-9=3 equation: 


Simplifying
-3x + -9 = 3

Reorder the terms:
-9 + -3x = 3

Solving
-9 + -3x = 3

Solving for variable 'x'.

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

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

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

Combine like terms: 3 + 9 = 12
-3x = 12

Divide each side by '-3'.
x = -4

Simplifying
x = -4

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