Home › Forums › Math › For what values of x is x^2 + 2x = 24 true? › Reply To: For what values of x is x^2 + 2x = 24 true? July 22, 2021 at 12:07 pm #10975 hemanthkParticipantUp5Down::Answer: C) 4 and -6Given, =>x^2 + 2x = 24 =>x^2 + 2x – 24 = 0 =>x^2 + 2x – 24 –> (x-4)(x+6)now equations (x-4)(x+6) = 0 x-4=0, x+6=0 x=4, x=-6So answer is C. You can also solve by inserting the x values individually in the given equation.
