Solve by the method of your choice.
8x-4y=20
5x y=23
Solect the correct choice below and, if necessary, firi in the answer box to complete your choice. A. The solution set is
◻
, (Type an ordered paic) B. There are infinitely many solutions. The solution set is or
{(x,y)|5x y=23}
. C. The solution set is
(O)/()
.