Answer:
7z
Step-by-step explanation:
4z-(-3z).
Two negatives equal a positive only <u>when they are right next to each other.</u>
4z+3z=7z. Hope this helps :D
Answer:
0.83
Step-by-step explanation:
286. you just subtract the two numbers
1. A. 10,000
Explanation: 10^4 = 10,000
2. x = -12
Explanation: see photo