Identify the true statement comparing equations x+y=−1 and x−y=−1.(1 point)
Responses
The equations have the same slope.
The equations have the same slope.
The equations have the same slope and the same y-intercept.
The equations have the same slope and the same y -intercept.
The equations have neither the same slope nor the same y-intercept.
The equations have neither the same slope nor the same y -intercept.
The equations have the same y-intercept.