Which of the following uses the substitution method to solve linear-quadratic system y = x2 - x -40, y = -3x - 5?
• (5, -10)
• (-5,20) and (7,-16)
• (-7,26)
• (5, -10) and (-7,26)
• (5, -10)
• (-5,20) and (7,-16)
• (-7,26)
• (5, -10) and (-7,26)