Answer:
3z+2
Step-by-step explanation:
2 + 3z
4 - 4z + 5z - 2 + 2z
4 - 2 = 2
-4z + 5z + 2z = 3z
= 2 + 3z
We don't know what 'z' is, so that is the most that I can simplify it.
= (4) + (-4z) + (5z) + (-2) + (2z)
