72=3(b-250)

Solution for 72=3(b-250) equation:

Simplifying
72 = 3(b + -250)

Reorder the terms:
72 = 3(-250 + b)
72 = (-250 * 3 + b * 3)
72 = (-750 + 3b)

Solving
72 = -750 + 3b

Solving for variable 'b'.

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

Add '-3b' to each side of the equation.
72 + -3b = -750 + 3b + -3b

Combine like terms: 3b + -3b = 0
72 + -3b = -750 + 0
72 + -3b = -750

Add '-72' to each side of the equation.
72 + -72 + -3b = -750 + -72

Combine like terms: 72 + -72 = 0
0 + -3b = -750 + -72
-3b = -750 + -72

Combine like terms: -750 + -72 = -822
-3b = -822

Divide each side by '-3'.
b = 274

Simplifying
b = 274