Okay, so why is number 41 undefined when it’s (0,2) but number 39 isn’t undefined? ? i don’t understand

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 3x-18=2y and 5x-6y=6 by elimination show work

Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 – 25n – 75