Which of the following sets represents the domain of the function shown? {(2, 7}, (15, 13), (21,-4), (24, 18). {-4, 2, 7, 13, 15, 18, 21, 24}
{(7, 2), (13, 15), (-4, 21), (18, 24)}
{2, 15, 21, 24}
{-4, 7, 13, 18}

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?

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

Need asap. solve for the following inequality