-3(3-3a)=-36

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Solution for -3(3-3a)=-36 equation: 


Simplifying
-3(3 + -3a) = -36
(3 * -3 + -3a * -3) = -36
(-9 + 9a) = -36

Solving
-9 + 9a = -36

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + 9 + 9a = -36 + 9

Combine like terms: -9 + 9 = 0
0 + 9a = -36 + 9
9a = -36 + 9

Combine like terms: -36 + 9 = -27
9a = -27

Divide each side by '9'.
a = -3

Simplifying
a = -3

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