-20+b=9

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Solution for -20+b=9 equation: 


Simplifying
-20 + b = 9

Solving
-20 + b = 9

Solving for variable 'b'.

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

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

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

Combine like terms: 9 + 20 = 29
b = 29

Simplifying
b = 29

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