Answer:
there is an association between how often a person purchases coffee from a coffee house and whether a person is a full time student.
Step-by-step explanation:
Add the equations to eliminate x.
Because the first equation has x and the second has -x, added together, they cancel each other out. When you add the rest of the equation, you get 2y=22. You can then divide by 2 to get y=11.
The correct answer is B (2,1)