Answer:
z ≤ 7
Explanation:
30 ≥ 6(2/3z + 1/3)
distribute the 6
30 ≥ 4z + 2
subtract 2 from both sides
28 ≥ 4z
divide both sides by 4
7 ≥ z
look it up on symbolab
5.1m questions
6.7m answers