2b-20-2=-2

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Solution for 2b-20-2=-2 equation: 


Simplifying
2b + -20 + -2 = -2

Reorder the terms:
-20 + -2 + 2b = -2

Combine like terms: -20 + -2 = -22
-22 + 2b = -2

Solving
-22 + 2b = -2

Solving for variable 'b'.

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

Add '22' to each side of the equation.
-22 + 22 + 2b = -2 + 22

Combine like terms: -22 + 22 = 0
0 + 2b = -2 + 22
2b = -2 + 22

Combine like terms: -2 + 22 = 20
2b = 20

Divide each side by '2'.
b = 10

Simplifying
b = 10

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