b+3+8=20

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Solution for b+3+8=20 equation: 


Simplifying
b + 3 + 8 = 20

Reorder the terms:
3 + 8 + b = 20

Combine like terms: 3 + 8 = 11
11 + b = 20

Solving
11 + b = 20

Solving for variable 'b'.

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

Add '-11' to each side of the equation.
11 + -11 + b = 20 + -11

Combine like terms: 11 + -11 = 0
0 + b = 20 + -11
b = 20 + -11

Combine like terms: 20 + -11 = 9
b = 9

Simplifying
b = 9

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