2(8b-5)=-123

Solution for 2(8b-5)=-123 equation:

Simplifying
2(8b + -5) = -123

Reorder the terms:
2(-5 + 8b) = -123
(-5 * 2 + 8b * 2) = -123
(-10 + 16b) = -123

Solving
-10 + 16b = -123

Solving for variable 'b'.

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

Add '10' to each side of the equation.
-10 + 10 + 16b = -123 + 10

Combine like terms: -10 + 10 = 0
0 + 16b = -123 + 10
16b = -123 + 10

Combine like terms: -123 + 10 = -113
16b = -113

Divide each side by '16'.
b = -7.0625

Simplifying
b = -7.0625