Answer: (6z-12) = (-12+6z)
Step-by-step explanation:
Okay, so what you want to do is multiply 3(2z-4) and you should get (6z-12). Then you do the exact same thing on the other side, -6(2-z), and you should get (-12+6z). Then you put those together, so it would look like (6z-12) = (-12+6z).
