Respuesta :

fieryanswererft

Answer:

(-2, -9)

explanation:

original coordinates of B: (7, 9)

use the formula: (x, y) ---> (x, -y)

  • if reflects over x-axis new coordinates: (7, -9)

If horizontally shifted there will be change in x axis,

  • new coordinates (7-9,-9) → (-2, -9)