123=4(6b+5)

Solution for 123=4(6b+5) equation:

Simplifying
123 = 4(6b + 5)

Reorder the terms:
123 = 4(5 + 6b)
123 = (5 * 4 + 6b * 4)
123 = (20 + 24b)

Solving
123 = 20 + 24b

Solving for variable 'b'.

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

Add '-24b' to each side of the equation.
123 + -24b = 20 + 24b + -24b

Combine like terms: 24b + -24b = 0
123 + -24b = 20 + 0
123 + -24b = 20

Add '-123' to each side of the equation.
123 + -123 + -24b = 20 + -123

Combine like terms: 123 + -123 = 0
0 + -24b = 20 + -123
-24b = 20 + -123

Combine like terms: 20 + -123 = -103
-24b = -103

Divide each side by '-24'.
b = 4.291666667

Simplifying
b = 4.291666667