2a. Write an equation that can be used to find the value of x. .
2x
(x + 10)
2b. Solve the equation for the value of x (show your work to earn full credit).

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

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.