Can someone please give me an answer to this. I need help!

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?

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers