Answer:

Step-by-step explanation:





Simplifying the expression.



Multiplying both sides by x.

1,900,000,000 in scientific notion is
1.9 ×10^9
Answer:
K
Step-by-step explanation:
By altering the initial height, you change the h-intercept. That will affect the maximum height and the t-intercept.
Answer: K
The current mean is 3 (15/3)
adding 9 would make the mean 4 (24/6)
therefore the mean would increase by 1