12-b=ax+3x

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Solution for 12-b=ax+3x equation:


Simplifying
12 + -1b = ax + 3x

Solving
12 + -1b = ax + 3x

Solving for variable 'b'.

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

Add '-12' to each side of the equation.
12 + -12 + -1b = ax + -12 + 3x

Combine like terms: 12 + -12 = 0
0 + -1b = ax + -12 + 3x
-1b = ax + -12 + 3x

Reorder the terms:
-1b = -12 + ax + 3x

Divide each side by '-1'.
b = 12 + -1ax + -3x

Simplifying
b = 12 + -1ax + -3x

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