10-5b=-20

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Solution for 10-5b=-20 equation: 


Simplifying
10 + -5b = -20

Solving
10 + -5b = -20

Solving for variable 'b'.

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

Add '-10' to each side of the equation.
10 + -10 + -5b = -20 + -10

Combine like terms: 10 + -10 = 0
0 + -5b = -20 + -10
-5b = -20 + -10

Combine like terms: -20 + -10 = -30
-5b = -30

Divide each side by '-5'.
b = 6

Simplifying
b = 6

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