82=2-4b

Solution for 82=2-4b equation:

Simplifying
82 = 2 + -4b

Solving
82 = 2 + -4b

Solving for variable 'b'.

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

Add '4b' to each side of the equation.
82 + 4b = 2 + -4b + 4b

Combine like terms: -4b + 4b = 0
82 + 4b = 2 + 0
82 + 4b = 2

Add '-82' to each side of the equation.
82 + -82 + 4b = 2 + -82

Combine like terms: 82 + -82 = 0
0 + 4b = 2 + -82
4b = 2 + -82

Combine like terms: 2 + -82 = -80
4b = -80

Divide each side by '4'.
b = -20

Simplifying
b = -20