What is the equation of the quadratic function with a vertex at (2,-25) and an x-intercept at (7,0)?
o f(x) = (x - 2)(x-7)
f(x) = (x + 2)(x + 7)
Of(x) = (x – 3)(x + 7)
f(x) = (x + 3)(x-7)

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?