Solve using linear combination. y - x = -3 y + x = 3 a) (-3,0) b) (3,0) c) (0,3) d) (0,-3)

Asegment in the complex plane has a midpoint at 7 – 2i. if the segment has an endpoint at 11 – 3i, what is the other endpoint?

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180