|2x + 5| = 13 please show work

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

Need this asap if anyone can i would be very grateful. if you could show workings that would really

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]