Which is an equation in point slope form of the line that passes through the points (-4, -1) and (5,7)
a y+4=9/8(x+1)
b y+1=8/9(x+4)
c y+1=8/7(x+4)
d y-1=8/9(x-4)

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.