4(b+5)+8b=

Solution for 4(b+5)+8b= equation:

Simplifying
4(b + 5) + 8b = 0

Reorder the terms:
4(5 + b) + 8b = 0
(5 * 4 + b * 4) + 8b = 0
(20 + 4b) + 8b = 0

Combine like terms: 4b + 8b = 12b
20 + 12b = 0

Solving
20 + 12b = 0

Solving for variable 'b'.

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

Add '-20' to each side of the equation.
20 + -20 + 12b = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 12b = 0 + -20
12b = 0 + -20

Combine like terms: 0 + -20 = -20
12b = -20

Divide each side by '12'.
b = -1.666666667

Simplifying
b = -1.666666667