4-b=12

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Solution for 4-b=12 equation:


Simplifying
4 + -1b = 12

Solving
4 + -1b = 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 + -1b = 12 + -4

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

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

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

Simplifying
b = -8

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