The first two steps in determining the solution set of the system of equations, y is equal to negative x squared plus 4 x plus 12 and y is equal to negative 3 x plus 24 , algebraically are shown in the table. Step Equation Step 1 negative x squared plus 4 x plus 12 is equal to negative 3 x plus 24 Step 2 x squared minus 7 x plus 12 is equal to 0 Which represents the solution(s) of this system of equations?