Who can help me in geometry work? JUST HAVE TWO ASSIGNMENTS‼️‼️‼️

Given: x + y = 6. if xe (-15, -6, -1), then which of the following sets of ordered pairs are solutions? © {(-15, -21), (-6, -12), (-1, -7)} [(-15, 21), (-6, , 7)} {(-15, 21), (-6, 12), (-1, -7)}

Which of the following expressions is equal to 2x^2+8

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50