3-3a=-27

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Solution for 3-3a=-27 equation: 


Simplifying
3 + -3a = -27

Solving
3 + -3a = -27

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + -3a = -27 + -3

Combine like terms: 3 + -3 = 0
0 + -3a = -27 + -3
-3a = -27 + -3

Combine like terms: -27 + -3 = -30
-3a = -30

Divide each side by '-3'.
a = 10

Simplifying
a = 10

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