Given the equation, x^2+8x-12y+64=0, determine the vertex, focus and directrix

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?

Iwill give brainliest. suppose tommy walks from his home at (0, 0) to the mall at (0, 5), and then walks to a movie theater at (6, 5). after leaving the theater tommy walks to the store at (6, 0) before returning home. if each grid square represents one block, how many blocks does he walk?

Ihonestly have no clue if it's each or none.