Juan's meal costs $15.35. He leaves a 25% . Find the total cost of the meal

100 points, hi, i’m not sure how to get the equation from the graph and table.

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3