-b+4b=8b-b

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Solution for -b+4b=8b-b equation: 


Simplifying
-1b + 4b = 8b + -1b

Combine like terms: -1b + 4b = 3b
3b = 8b + -1b

Combine like terms: 8b + -1b = 7b
3b = 7b

Solving
3b = 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
3b + -7b = 7b + -7b

Combine like terms: 3b + -7b = -4b
-4b = 7b + -7b

Combine like terms: 7b + -7b = 0
-4b = 0

Divide each side by '-4'.
b = 0

Simplifying
b = 0

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