Question

x-(y+3)=0
2x-(y-1)=3​

Answer 1

Vamos lá.

x - (y + 3) = 0

2x - (y - 1) = 3

x = y + 3

2x = y + 2

2y + 6 = y + 2

y = -4

x = -4 + 3 = -1

S = (-1, -4)