4x - y = -3 and 3x - 2y = 4

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?

What function has a range {yly< 5}? question on picture above^

Someone which statements are true? check all that apply.