b+20=18

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Solution for b+20=18 equation: 


Simplifying
b + 20 = 18

Reorder the terms:
20 + b = 18

Solving
20 + b = 18

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 = 18 + -20

Combine like terms: 20 + -20 = 0
0 + b = 18 + -20
b = 18 + -20

Combine like terms: 18 + -20 = -2
b = -2

Simplifying
b = -2

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