Question

C. -2x + y = -6
-3x - y = 1 ​

Answer 1

Explicação passo-a-passo:

- 2x + y = - 6

- 3x - y = 1

__________+

- 5x = -5

x = -5/-5

x = + 1

-2x + y = - 6

- 2.1 + y = -6

- 2 + y = -6

y = - 6 +2

y = - 4