b-1+8b=28

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Solution for b-1+8b=28 equation: 


Simplifying
b + -1 + 8b = 28

Reorder the terms:
-1 + b + 8b = 28

Combine like terms: b + 8b = 9b
-1 + 9b = 28

Solving
-1 + 9b = 28

Solving for variable 'b'.

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

Add '1' to each side of the equation.
-1 + 1 + 9b = 28 + 1

Combine like terms: -1 + 1 = 0
0 + 9b = 28 + 1
9b = 28 + 1

Combine like terms: 28 + 1 = 29
9b = 29

Divide each side by '9'.
b = 3.222222222

Simplifying
b = 3.222222222

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