Answer:
3r(to the secondpower) + 20r - 32
Step-by-step explanation:
Answer: volunteer within each block should live in similar environments to each other when it comes to mosquitos
Step-by-step explanation:
Answer:
84.9
Step-by-step explanation:
The weighted mean is given by the sum of the products of each grade by its respective weight. If the first four grades correspond to 15% of the final grade each, and the final exam is equivalent to 40% of the final grade, Michael's final grade is:

Michael's final weighted mean is 84.9.