Question

Resolver o Sistema
x^2 + y^2 - 2x - 2y +1=0
x^2 + y^2 - 2x - 1 = 0

Answer 1

X^2+y^2-2x-2y+1=0
X^2+y^2-2x-1=0 x (-1)
->-2y+1+1=0
2=2y
Y=1