Question

x + 2y = 2
x + y = 2


resolver sistema e encontrar o valor de x e y.

Answer 1

x+2y=2
x+y=2

x = 2 -y

2 -y +2y = 2
-y +2y = 2 -2
1y = 0
y = 0/1
y = 0

x + 2.0 = 2
x + 0 = 2
x =2 

x=2
y=0