I NEED HELP WITH THIS ASAP!!

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?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Find the domain and range of the following function f(x) = 51x - 21+ 4