Can Someone Plz Help, I have to attachments. I will give brainliest if correct.
I have a lot of work so please help

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

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

Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.