-30=b-11

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Solution for -30=b-11 equation:


Simplifying
-30 = b + -11

Reorder the terms:
-30 = -11 + b

Solving
-30 = -11 + 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.
-30 + -1b = -11 + b + -1b

Combine like terms: b + -1b = 0
-30 + -1b = -11 + 0
-30 + -1b = -11

Add '30' to each side of the equation.
-30 + 30 + -1b = -11 + 30

Combine like terms: -30 + 30 = 0
0 + -1b = -11 + 30
-1b = -11 + 30

Combine like terms: -11 + 30 = 19
-1b = 19

Divide each side by '-1'.
b = -19

Simplifying
b = -19

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