Question

Math 7th grade pls help 18 points pls pls pls help it’s due in 2 mins

Answer 1

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

z ≤ 7

Answer 2

look it up on symbolab

Explanation: