-2(-7b-5)-9b=

Solution for -2(-7b-5)-9b= equation:

Simplifying
-2(-7b + -5) + -9b = 0

Reorder the terms:
-2(-5 + -7b) + -9b = 0
(-5 * -2 + -7b * -2) + -9b = 0
(10 + 14b) + -9b = 0

Combine like terms: 14b + -9b = 5b
10 + 5b = 0

Solving
10 + 5b = 0

Solving for variable 'b'.

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

Add '-10' to each side of the equation.
10 + -10 + 5b = 0 + -10

Combine like terms: 10 + -10 = 0
0 + 5b = 0 + -10
5b = 0 + -10

Combine like terms: 0 + -10 = -10
5b = -10

Divide each side by '5'.
b = -2

Simplifying
b = -2