Please answer correctly

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4

Ihonestly have no clue if it's each or none.

If the line in the graph is shifted up two units which is the equation of the new line