Answer:
 (-7, 8)
Explanation:
- original coordinates of B: (-9, -8)
 
if translated two units horizontally, there will be change in x axis
- new coordinates: (-9+2, -8) → (-7,-8)
 
if reflected over x-axis, use the formula: (x,y) → (x, -y)
- new coordinates: (-7, -(-8)) → (-7, 8)