A fast food restaurant sells hamburgers at $5.50 each and hot dogs at $4 each. 1) Write an algebraic expression to find the total sales revenue if the fast food restaurant sells x hamburgers and y hot dogs. 2) What is the total sales revenue of the fast food restaurant if x=30 and y=45?

Country carpets charges $22 per square yard for carpeting, and an additional installation fee of $100. city carpets charges $25 per square yard for the same carpeting, and an additional installation fee of $70

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

Suppose you are going to graph the data in the table. minutes temperature (°c) 0 -2 1 1 2 3 3 4 4 5 5 -4 6 2 7 -3 what data should be represented on each axis, and what should the axis increments be? x-axis: minutes in increments of 1; y-axis: temperature in increments of 5 x-axis: temperature in increments of 5; y-axis: minutes in increments of 1 x-axis: minutes in increments of 1; y-axis: temperature in increments of 1 x-axis: temperature in increments of 1; y-axis: minutes in increments of 5