Question

RESOLVA O SISTEMA ME AJUDEM x+2y=6 x-y=2

Answer 1

x+2y=6
x-y=2 (2)

x+2y=6
2x-2y=4

3x=10
x=10/3

x+2y=6
10/3+2y=6
10+6y=18
y=8/6
y=4/3


(10/3,4/3)

Answer 2

x+2y=6 x-y = 2 x+2y =6 2x-2y=4 x(2) 3x = 10 x=10/3 10/3 +2y=6 10+6y=18 6y=18-10 6y=8 y=8/6=4/3