20=8b-10+2b

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Solution for 20=8b-10+2b equation:


Simplifying
20 = 8b + -10 + 2b

Reorder the terms:
20 = -10 + 8b + 2b

Combine like terms: 8b + 2b = 10b
20 = -10 + 10b

Solving
20 = -10 + 10b

Solving for variable 'b'.

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

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

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

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

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

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

Divide each side by '-10'.
b = 3

Simplifying
b = 3

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