Question

x -3y = 5
2x -y = -4

Answer 1

x - 3y = 5 . (-2)
2x - y = -4
________
-2x + 6y = -10
2x - y = -4
________
5y = - 14 ----> y = -14/5

substituindo: 2x + 14/5 = -4
x = -34/5