2(8b-2)=-20

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Solution for 2(8b-2)=-20 equation: 


Simplifying
2(8b + -2) = -20

Reorder the terms:
2(-2 + 8b) = -20
(-2 * 2 + 8b * 2) = -20
(-4 + 16b) = -20

Solving
-4 + 16b = -20

Solving for variable 'b'.

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

Add '4' to each side of the equation.
-4 + 4 + 16b = -20 + 4

Combine like terms: -4 + 4 = 0
0 + 16b = -20 + 4
16b = -20 + 4

Combine like terms: -20 + 4 = -16
16b = -16

Divide each side by '16'.
b = -1

Simplifying
b = -1

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