Find the equation in slope-intercept form that describes a line through (–1, 1) and (2, 3)

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.