Use green theroem to find integral of x^2ydx-xy^2dy

Jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which equation can be used to determine,t, the number lf tokens jason bought

Factor the polynomial by its greatest common monomial factor.

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?