Idon’t understand anything me with these 3

Question 101 points)which equation in slope-intercept form represents the line that passes through (5, 1) and(-4,7)

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm