Can anyone help me out

What is the result of adding the system of equations? 2x+y=4 3x-y=6

Which of the following represents the factorization of the trinomial below? x^2+7x-30

Your best friend told you that last week scientists disco y that las vegas is responsible for abrupt climate changes. which do you think is best way to research that recent discovery? an encyclopedia usgs internet site a book in the library your best friend’s parents for your ! ❤️