30 !line a has a slope of 2 and passes through the point (3, 15). line b has a slope of 2 and passes through the point (5, 19). which of the following statements is true about the system of equations represented by line a and line b? a. the system of equations has no real solutions. b. the system of equations has exactly one real solution. c. the system of equations has an infinite number of real solutions. d. the system of equations has exactly two real solutions.