Maggie saves money in a jar over a period of 13 weeks as shown in the graph. Let s equal the total amount of money that Maggie saves in dollars after w weeks of saving. Which of these represents an equation that correctly relates s and w?
it starts at the value 2.5 and then increases by 1.5 each week. So that rules out A and D. They weeks is the independent variable and the money saved is dependent.