b-12=2b-4

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Solution for b-12=2b-4 equation:


Simplifying
b + -12 = 2b + -4

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

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

Solving
-12 + b = -4 + 2b

Solving for variable 'b'.

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

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

Combine like terms: b + -2b = -1b
-12 + -1b = -4 + 2b + -2b

Combine like terms: 2b + -2b = 0
-12 + -1b = -4 + 0
-12 + -1b = -4

Add '12' to each side of the equation.
-12 + 12 + -1b = -4 + 12

Combine like terms: -12 + 12 = 0
0 + -1b = -4 + 12
-1b = -4 + 12

Combine like terms: -4 + 12 = 8
-1b = 8

Divide each side by '-1'.
b = -8

Simplifying
b = -8

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