Question

os pares ordenados (-1,7), (-4,13). (5,5) (10,10) de 2x+y=5

Answer 1

(-1, 7) 
2(-1) + (7) = 8 
8 = 5 (F)

(-4, 13)
2(-4) + (13) = 5
5 = 5 (V)

(5, 5)
2(5) + (5) = 5
15 = 5 (F)

(10, 10)
2(10) +(10) = 5
30 = 5 (F)