If f(x) = 3x^3 – 7x^2 – 43x + 15 and 3 – 5 is a factor of f(x), then find all of the zeros of f(x) algebraically.

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Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?