Plz help me solve for x and y

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

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?