Will give brainiest answer if you are correct

What expression is equivalent to (2x-1)(x-3)?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?