b-8+8b=20

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Solution for b-8+8b=20 equation:


Simplifying
b + -8 + 8b = 20

Reorder the terms:
-8 + b + 8b = 20

Combine like terms: b + 8b = 9b
-8 + 9b = 20

Solving
-8 + 9b = 20

Solving for variable 'b'.

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

Add '8' to each side of the equation.
-8 + 8 + 9b = 20 + 8

Combine like terms: -8 + 8 = 0
0 + 9b = 20 + 8
9b = 20 + 8

Combine like terms: 20 + 8 = 28
9b = 28

Divide each side by '9'.
b = 3.111111111

Simplifying
b = 3.111111111

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