I need help please??!!

Answer:
No.
Step-by-step explanation:
The x coordinate of the equation is 1/2, so x cannot be 0.
Answer:
Yes, True.
Step-by-step explanation:
X is 0 so create an equation substituting x for 0
2 x 0 - 1 = y
y= -1 which is true in the ordered pair.
Also, I recognize this from the OMHS in k12 VAVA.