-4a=-12a-45

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Solution for -4a=-12a-45 equation: 


Simplifying
-4a = -12a + -45

Reorder the terms:
-4a = -45 + -12a

Solving
-4a = -45 + -12a

Solving for variable 'a'.

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

Add '12a' to each side of the equation.
-4a + 12a = -45 + -12a + 12a

Combine like terms: -4a + 12a = 8a
8a = -45 + -12a + 12a

Combine like terms: -12a + 12a = 0
8a = -45 + 0
8a = -45

Divide each side by '8'.
a = -5.625

Simplifying
a = -5.625

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