What's the equation of a line that passes through the points (2,15) and (11,-3)?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Will mark brainlist what is the slope of the line passing through the points (-2, -8) and (-3,-9)? -7/5-5/71-1

Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite. x + y = 5 x + y = 7 {} 1 solution infinite