Simplify 3 - b (7b + 2) + 3b - (11 - b).

Simplifying 7b + - 4 + 3b + 11 + - 1b = 0

Reorder the terms: - 4 + 11 + 7b + 3b + - 1b = 0

Combine like terms: - 4 + 11 = 7 7 + 7b + 3b + - 1b = 0

Combine like terms: 7b + 3b = 10b 7 + 10b + - 1b = 0

Combine like terms: 10b + - 1b = 9b 7 + 9b = 0

Solving 7 + 9b = 0

Solving for variable 'b'.

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

Add '-7' to each side of the equation.

7 + - 7 + 9b = 0 + - 7

Combine like terms: 7 + - 7 = 0 0 + 9b = 0 + - 7 9b = 0 + - 7

Combine like terms: 0 + - 7 = - 7 9b = - 7

Divide each side by '9'. b = - 0.7777777778 Simplifying b = - 0.7777777778