Question

Please answer 1,2,3,4,5

Answer 1

Answer:

Bro these are many questions so I am answering one from every part.

1. a. 4--6 = -10

2. a. 30+-20 = 10

3. a. 4-6 = -2

4. a.4--6 = -10

5. a. 7--2 = -9

Answer 2

Step-by-step explanation:

Hope this helps u Please make me as a brainliest