Guys i need with solving the system of equations and combining the equations. also show your work. the equations are x-4y=-12 and 4x-y=12. i need the answer in coordinates. i only need with 3 questions with this.

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.

Jenny earned a 77 on her most recent test jenny score is no less then 5 points greater then 4/5 of terrance’s score if t represents terrance score which inequality represents the situation

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the