4a-8=-12

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Solution for 4a-8=-12 equation: 


Simplifying
4a + -8 = -12

Reorder the terms:
-8 + 4a = -12

Solving
-8 + 4a = -12

Solving for variable 'a'.

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

Add '8' to each side of the equation.
-8 + 8 + 4a = -12 + 8

Combine like terms: -8 + 8 = 0
0 + 4a = -12 + 8
4a = -12 + 8

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

Divide each side by '4'.
a = -1

Simplifying
a = -1

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