Answer:
Q=3
Step-by-step explanation:
There is a range of 5+7=12 points. This means if we are dividing it into thirds each point (R, P, Q, S) will have a distance of 4 between them and the points on either side.
So, since P is 4 larger than R, then P=-5+4=-1, and Q=-1+4=3.
