Graph the line with the equation y=-1/2x+1

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

Which of the functions graphed below has a removable discontinuity?

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.