Answer:
q in (-oo:+oo)
q/(-7) = 6 // - 6
q/(-7)-6 = 0
-1/7*q-6 = 0 // + 6
-1/7*q = 6 // : -1/7
q = 6/(-1/7)
q = -42
Hope I was helpful! :)
the answer is 90 degrees
For (7,2) and (0,5)
slope = 5-3/-7 = -2/7
