Which best represents the solution to this system of equations?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

What is the ordered pair of m’ after point m (5, 6) is rotated 90° counterclockwise?

Which polynomial equation of least degree has -2, -2, 3, and 3 as four of its roots? (x + 2)(x - 3) = 0 (x - 2)-2(x + 3)3 = 0 (x-2 + 2)(x2- 3) = 0 (x + 2)2(x - 3)2 = 0