Pls answer!! I’ll mark you brainlist if it’s correct!

Last saturday, the museum box office sold 281 tickets for a total of $3,954. adults ticket cost $15, and students ticket cost $12. how many of each kind of tickets were sold?

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)