72=-12(-3c)

Solution for 72=-12(-3c) equation:

Simplifying
72 = -12(-3c)

Remove parenthesis around (-3c)
72 = -12 * -3c

Multiply -12 * -3
72 = 36c

Solving
72 = 36c

Solving for variable 'c'.

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

Add '-36c' to each side of the equation.
72 + -36c = 36c + -36c

Combine like terms: 36c + -36c = 0
72 + -36c = 0

Add '-72' to each side of the equation.
72 + -72 + -36c = 0 + -72

Combine like terms: 72 + -72 = 0
0 + -36c = 0 + -72
-36c = 0 + -72

Combine like terms: 0 + -72 = -72
-36c = -72

Divide each side by '-36'.
c = 2

Simplifying
c = 2