108=-4(3z)

Solution for 108=-4(3z) equation:

Simplifying
108 = -4(3z)

Remove parenthesis around (3z)
108 = -4 * 3z

Multiply -4 * 3
108 = -12z

Solving
108 = -12z

Solving for variable 'z'.

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

Add '12z' to each side of the equation.
108 + 12z = -12z + 12z

Combine like terms: -12z + 12z = 0
108 + 12z = 0

Add '-108' to each side of the equation.
108 + -108 + 12z = 0 + -108

Combine like terms: 108 + -108 = 0
0 + 12z = 0 + -108
12z = 0 + -108

Combine like terms: 0 + -108 = -108
12z = -108

Divide each side by '12'.
z = -9

Simplifying
z = -9