The soccer banquet committee has found that 2 trays of lasagna will serve 15 people and 4 trays of lasagna will serve 30 people. write an equation in slope intercept form to represent the number of people y that can be served with x trays of lasagna.

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the