Please help me to solve this

Adiverr from the university of florida women’s swimming and diving team is competing in the ncaa zone b championships

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?

Ineed in figuring out this problem.