Draw a array to show how arrange 20 chairs into 5 equal rows

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.