8(-4b-9)=

Solution for 8(-4b-9)= equation:

Simplifying
8(-4b + -9) = 0

Reorder the terms:
8(-9 + -4b) = 0
(-9 * 8 + -4b * 8) = 0
(-72 + -32b) = 0

Solving
-72 + -32b = 0

Solving for variable 'b'.

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

Add '72' to each side of the equation.
-72 + 72 + -32b = 0 + 72

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

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

Divide each side by '-32'.
b = -2.25

Simplifying
b = -2.25