Question

$\left \{ {5x+2y=-11 x+y=-1 resolva pelo metodo da adiçao$

Answer 1

5x + 2y = -11
x + y = -1            (-5)     -5x -5y = 5
____________
-3y = -6        (-1)
3y = 6
y= 2

x + 2 = -1
x = -1 -2
x = -3