Then a is Half of 45 wich is 22.5 I believe.
Answer:
x= 2b-a
Step-by-step explanation:
Answer:
x = -(4/3)
Step-by-step explanation:

Answer & Explanation:
A stem and leaf plot is used to organize data as they are collected. A stem and leaf plot looks something like a bar graph. Each number in the data is broken down into a stem and a leaf, thus the name. The stem of the number includes all but the last digit.
After the second, it will be 50, after the third it will be 20, and after the fourth it will be 8. The answer is C
Hope this helps!