Question

Please help me!!! Which ordered pair is the solution to the system of equations?

(−5x−3y=12
(y=x−12

(a) (−6, 6)
(b) (1, −11)
(c) (0, −4)
(d) (3, −9)

Answer 1

(d) (3,-9)

-we insert the y equation into the x one and get the x value out of it
-then we insert the x value into y exqation and get the y value