I need help with 4,5,6 for 20 points

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

Drag each tile to the correct box. not all tiles will be used. consider the recursively defined function below. create the first five terms of the sequence defined by the given function

Will mark brainlist what is the slope of the line passing through the points (-2, -8) and (-3,-9)? -7/5-5/71-1