2b-4=-12

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Solution for 2b-4=-12 equation: 


Simplifying
2b + -4 = -12

Reorder the terms:
-4 + 2b = -12

Solving
-4 + 2b = -12

Solving for variable 'b'.

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

Add '4' to each side of the equation.
-4 + 4 + 2b = -12 + 4

Combine like terms: -4 + 4 = 0
0 + 2b = -12 + 4
2b = -12 + 4

Combine like terms: -12 + 4 = -8
2b = -8

Divide each side by '2'.
b = -4

Simplifying
b = -4

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