Simplify the following expression. Classify the resulting polynomial.
3x(x - 3) + (2x + 6)(-x - 3)

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

Line gh passes through points (2, 5) and (6, 9). which equation represents line gh? y = x + 3 y = x – 3 y = 3x + 3 y = 3x – 3

Which of these tools or constructions is used to inscribe a hexagon inside a circle?