Answer:21
Step-by-step explanation: The median is the number in the middle sorted from least to greatest, here 21 is the middle number.
Answer:
x = 9
Step-by-step explanation:
38 = 6x - 16
Situate the x to one side -6x = -16-38
-6x = -54
-x = -9
x = 9
Answer:

Step-by-step explanation:
−8.5d ≥ 20
Divide both sides by -8.5:


This is the answer.