The answers are 2. B, 3. D, 4. C, and 5. A.
Explanation:
Step 1:
For question 2.

We subtract both sides by 4 to get

For question 3.
.
We divide the entire equation by 4 to get

Step 2:
For question 4.

We multiply both sides by 4 to get


For question 5.

We add 4 to both sides to get


So the answers are 2. B, 3. D, 4. C, and 5. A.