12=-6+b

Solution for 12=-6+b equation:

Simplifying
12 = -6 + b

Solving
12 = -6 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
12 + -1b = -6 + b + -1b

Combine like terms: b + -1b = 0
12 + -1b = -6 + 0
12 + -1b = -6

Add '-12' to each side of the equation.
12 + -12 + -1b = -6 + -12

Combine like terms: 12 + -12 = 0
0 + -1b = -6 + -12
-1b = -6 + -12

Combine like terms: -6 + -12 = -18
-1b = -18

Divide each side by '-1'.
b = 18

Simplifying
b = 18