-4b-4(-6b-8)=72

Solution for -4b-4(-6b-8)=72 equation:

Simplifying
-4b + -4(-6b + -8) = 72

Reorder the terms:
-4b + -4(-8 + -6b) = 72
-4b + (-8 * -4 + -6b * -4) = 72
-4b + (32 + 24b) = 72

Reorder the terms:
32 + -4b + 24b = 72

Combine like terms: -4b + 24b = 20b
32 + 20b = 72

Solving
32 + 20b = 72

Solving for variable 'b'.

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

Add '-32' to each side of the equation.
32 + -32 + 20b = 72 + -32

Combine like terms: 32 + -32 = 0
0 + 20b = 72 + -32
20b = 72 + -32

Combine like terms: 72 + -32 = 40
20b = 40

Divide each side by '20'.
b = 2

Simplifying
b = 2