Find an equation of the line whose intercepts are twice those of the graph of 5y+2x=10.

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

Which of the following is the result of expanding

What is the slope of the line that contains the points (-2,1) and (0,-3)