-(-b-4)=12

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Solution for -(-b-4)=12 equation:


Simplifying
-1(-1b + -4) = 12

Reorder the terms:
-1(-4 + -1b) = 12
(-4 * -1 + -1b * -1) = 12
(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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