Question

(3x^2-4xy+y^2) + (-9x^2-7xy-y^2) +(x^2+xy-3y^2)

Answer 1

\[-5 x^2-10 x y-3 y^2\]

Answer 2

what would you like us to do with this? collect like terms?

Answer 3

that is the answer i got too. thank you saifoo! and yes that is what i was trying to alex

Answer 4

(3x^2-4xy+y^2) + (-9x^2-7xy-y^2) +(x^2+xy-3y^2)

Get rid of the parenthesis.
\[3x^2 - 4xy+y^2 - 9x^2 - 7xy - y^2 + x^2 +xy - 3y^2\]

And so on..

Answer 5

Oh, cool. you welcome.