-72=-6b

Solution for -72=-6b equation:

Simplifying
-72 = -6b

Solving
-72 = -6b

Solving for variable 'b'.

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

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

Combine like terms: -6b + 6b = 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