-3b+4b=8-b

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Solution for -3b+4b=8-b equation: 


Simplifying
-3b + 4b = 8 + -1b

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

Solving
1b = 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.
1b + b = 8 + -1b + b

Combine like terms: 1b + b = 2b
2b = 8 + -1b + b

Combine like terms: -1b + b = 0
2b = 8 + 0
2b = 8

Divide each side by '2'.
b = 4

Simplifying
b = 4

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