How to simplify (-4)(-4)

Which graph represents an even function?

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?

Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr