-12a+9=-36

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Solution for -12a+9=-36 equation: 


Simplifying
-12a + 9 = -36

Reorder the terms:
9 + -12a = -36

Solving
9 + -12a = -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 + -12a = -36 + -9

Combine like terms: 9 + -9 = 0
0 + -12a = -36 + -9
-12a = -36 + -9

Combine like terms: -36 + -9 = -45
-12a = -45

Divide each side by '-12'.
a = 3.75

Simplifying
a = 3.75

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