-2(3b+3)+(7b-3)=0

Solution for -2(3b+3)+(7b-3)=0 equation:

Simplifying
-2(3b + 3) + (7b + -3) = 0

Reorder the terms:
-2(3 + 3b) + (7b + -3) = 0
(3 * -2 + 3b * -2) + (7b + -3) = 0
(-6 + -6b) + (7b + -3) = 0

Reorder the terms:
-6 + -6b + (-3 + 7b) = 0

Remove parenthesis around (-3 + 7b)
-6 + -6b + -3 + 7b = 0

Reorder the terms:
-6 + -3 + -6b + 7b = 0

Combine like terms: -6 + -3 = -9
-9 + -6b + 7b = 0

Combine like terms: -6b + 7b = 1b
-9 + 1b = 0

Solving
-9 + 1b = 0

Solving for variable 'b'.

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

Add '9' to each side of the equation.
-9 + 9 + 1b = 0 + 9

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

Combine like terms: 0 + 9 = 9
1b = 9

Divide each side by '1'.
b = 9

Simplifying
b = 9