-2(2b+3)+(5b-6)=0

Solution for -2(2b+3)+(5b-6)=0 equation:

Simplifying
-2(2b + 3) + (5b + -6) = 0

Reorder the terms:
-2(3 + 2b) + (5b + -6) = 0
(3 * -2 + 2b * -2) + (5b + -6) = 0
(-6 + -4b) + (5b + -6) = 0

Reorder the terms:
-6 + -4b + (-6 + 5b) = 0

Remove parenthesis around (-6 + 5b)
-6 + -4b + -6 + 5b = 0

Reorder the terms:
-6 + -6 + -4b + 5b = 0

Combine like terms: -6 + -6 = -12
-12 + -4b + 5b = 0

Combine like terms: -4b + 5b = 1b
-12 + 1b = 0

Solving
-12 + 1b = 0

Solving for variable 'b'.

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

Add '12' to each side of the equation.
-12 + 12 + 1b = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 1b = 0 + 12
1b = 0 + 12

Combine like terms: 0 + 12 = 12
1b = 12

Divide each side by '1'.
b = 12

Simplifying
b = 12