Question

{y=2x
x-y=0

Me ajudem !!

Answer 1

y =2x

x - y=0

x - 2x = 0

x = 0

y = 2x

y = 2.0

y = 0

S={0,0}

Answer 2

Olá,

y = 2x
x-y = 0

x-2x = 0
-x = 0
x = 0

y = 2x
y = 2(0)
y = 0

Resposta:

S = {0,0}