-4=-8-b

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Solution for -4=-8-b equation:


Simplifying
-4 = -8 + -1b

Solving
-4 = -8 + -1b

Solving for variable 'b'.

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

Add 'b' to each side of the equation.
-4 + b = -8 + -1b + b

Combine like terms: -1b + b = 0
-4 + b = -8 + 0
-4 + b = -8

Add '4' to each side of the equation.
-4 + 4 + b = -8 + 4

Combine like terms: -4 + 4 = 0
0 + b = -8 + 4
b = -8 + 4

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

Simplifying
b = -4

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