b=4b-30

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Solution for b=4b-30 equation: 


Simplifying
b = 4b + -30

Reorder the terms:
b = -30 + 4b

Solving
b = -30 + 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
b + -4b = -30 + 4b + -4b

Combine like terms: b + -4b = -3b
-3b = -30 + 4b + -4b

Combine like terms: 4b + -4b = 0
-3b = -30 + 0
-3b = -30

Divide each side by '-3'.
b = 10

Simplifying
b = 10

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