What is the equation for this graph? Use y=mx+b

The pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is find the pressure exerted when the temperature of the gas is 380 degrees f show work for the

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?