a washer and a dryer cost $649 combined . The washer costs $51 less than the dryer . What is the cost of the dryer

Which of the following graphs could represent a cubic function?

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test

Abcd is reflected across the x- axis, then rotated 90 clockwise about the orgin, and finally reflected across the line y= x to form a’ b’ c’ .