Question

50 POINTS!!!!!

Answer 1

(11,3) Becuase when you plug it in, 11,3 satisfies the equation.

Answer 2

p – q = 8
2p – q = 19

(p – q = 8)*(-1)   
2p – q = 19

-p +q = -8
2p – q = 19   adding these 2 equations 

p=19-8, p=11,

p-q=8,   11-q=8,   q=3    solution  (11,3)