Answer: The range is 16 :)
Step-by-step explanation:
The lowest number is -9 and the highest is 7. the difference between those is 16.
If the X are the same then remove it n it's a function
5. Positive
6. Negative
7. Negative
8. Positive
9. No correlation
10. Positive
11. No correlation
12. Positive
Answer:
219 employees
Step-by-step explanation:
3% of decreasing rate of employees per year is calculated thus:



In 9 years,


Therefore, the number of employees for a certain company where decreasing rate of employees is 3% and continued to decrease for 9 years; and 810 employees are currently working is 219 employees. By implication, 810 + 219 = 1029 employees were working in the company 9 years ago.
Answer:
a. y = 265 + 5x
b. 500 = 265 + 5x
5x = 500 - 265
5x = 235
x = 235/5
x = 47
She took 47 aerobic classes.
Step-by-step explanation:
Total Cost is yearly cost + 5 into however many aerobic classes you take.
Find the number of classes by substituting values in the equation.