Answer: 0.2857
<u>Step-by-step explanation:</u>
At least one teacher means exactly 1 or exactly 2 or exactly 3 teachers. Find the probability of each and add them up.

One teacher + Two teachers + Three teachers = 0.2857
Answer
First you would divide both sides by 2y so it would be
x/2y = z
Step-by-step explanation:
-2° was the initial temperature as it dropped to -5°
-2-5=-7
Hope this helped
Is skipped a number and that's not good