b+(b-8)=20

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


Simplifying
b + (b + -8) = 20

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

Remove parenthesis around (-8 + b)
b + -8 + b = 20

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

Combine like terms: b + b = 2b
-8 + 2b = 20

Solving
-8 + 2b = 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 + 2b = 20 + 8

Combine like terms: -8 + 8 = 0
0 + 2b = 20 + 8
2b = 20 + 8

Combine like terms: 20 + 8 = 28
2b = 28

Divide each side by '2'.
b = 14

Simplifying
b = 14

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