3b+3(1-b)-b=-6

Solution for 3b+3(1-b)-b=-6 equation:

Simplifying
3b + 3(1 + -1b) + -1b = -6
3b + (1 * 3 + -1b * 3) + -1b = -6
3b + (3 + -3b) + -1b = -6

Reorder the terms:
3 + 3b + -3b + -1b = -6

Combine like terms: 3b + -3b = 0
3 + 0 + -1b = -6
3 + -1b = -6

Solving
3 + -1b = -6

Solving for variable 'b'.

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

Add '-3' to each side of the equation.
3 + -3 + -1b = -6 + -3

Combine like terms: 3 + -3 = 0
0 + -1b = -6 + -3
-1b = -6 + -3

Combine like terms: -6 + -3 = -9
-1b = -9

Divide each side by '-1'.
b = 9

Simplifying
b = 9