Pa help po mga master...​

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?

Solve the formula ax+ by = c for x.

What are two numbers that add up to -9 and multiply to -10 best answer gets branliest and 100 extra points