3x+7y=105 represents the number of bags of sand x and bags of mulch y that can be bought with 105. if no bags of sand are brought how many bags of mulch can be bought with 105?

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

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.

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12