Answer:
0/-1
Step-by-step explanation:
Answer:
1. (-3, 4) 2. (5/2, 15/2) 3. (9/5, -36/5) 4. (-2, 1)
Step-by-step explanation:
ps I would recommend using the app called Photomath. You can scan the problem and it gives a step by step explanation on how to do it and shows you different methods to solve for it. The app is free and its super great! Hope this helps!
Answer: 
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Work Shown:

Explanation:
In the second step, I multiplied both sides by r to move it to the left side. Then I divided both sides by p to isolate r.
In short, the r and p swap places.
Answer:
yes it can be improved by learning so dont ask any tholing
Answer:
54-28=26-32=6
Step-by-step explanation:
54-28=26
32-26=6