Mr. and Mrs. Smith's children all play different sports. They want to buy a combination training sets, which each cost $149, volleyball training set, which each cost $127, and fo training sets which each cost $275. Let s represent number of soccer sets, v represent volleyball sets and f represent the number of football sets. Which expression represents amount of money the Smiths will spend, before sales tax, based on the number of sport buy? Let s represent number of soccer sets, v represent