-6-3a-3=-9

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Solution for -6-3a-3=-9 equation: 


Simplifying
-6 + -3a + -3 = -9

Reorder the terms:
-6 + -3 + -3a = -9

Combine like terms: -6 + -3 = -9
-9 + -3a = -9

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

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

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

Solving
-3a = 0

Solving for variable 'a'.

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

Divide each side by '-3'.
a = 0

Simplifying
a = 0

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