Answer: 8.
Step-by-step explanation:
First, you do the prentices. Which is 10 x 0.8. Which will get you 8.
10 x 0.8 = 8.
Then, you divide 64 by 8. 64 ÷ 8 = 8.
So your answer is 8.
Good luck on your assignment!
Answer:80
-64
0.8=
-640
8
= - 80
