8(9+b)-4b=10b

Solution for 8(9+b)-4b=10b equation:

Simplifying
8(9 + b) + -4b = 10b
(9 * 8 + b * 8) + -4b = 10b
(72 + 8b) + -4b = 10b

Combine like terms: 8b + -4b = 4b
72 + 4b = 10b

Solving
72 + 4b = 10b

Solving for variable 'b'.

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

Add '-10b' to each side of the equation.
72 + 4b + -10b = 10b + -10b

Combine like terms: 4b + -10b = -6b
72 + -6b = 10b + -10b

Combine like terms: 10b + -10b = 0
72 + -6b = 0

Add '-72' to each side of the equation.
72 + -72 + -6b = 0 + -72

Combine like terms: 72 + -72 = 0
0 + -6b = 0 + -72
-6b = 0 + -72

Combine like terms: 0 + -72 = -72
-6b = -72

Divide each side by '-6'.
b = 12

Simplifying
b = 12