Respuesta :

Answer:

x2 +2x−xy when x = 250 and y = −120 ... sic Algebra: Patterns and Equations (13:18)

Step-by-step explanation:

Answer:

138.

Step-by-step explanation:

Y=120+18(x)

y=138

I do not know if this is the answer you needed, I couldn't really understand but I tried. Please let me know if this is incorrect! Thank you. :)