Given two points (12,500) and (20,823) find an equation of the line that passes these two points

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

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

Which of the following is the inverse of y = 3∧x y = 1/3∧x y = ㏒3x y = (1/3) ∧x y = ㏒ 1/3∧x