Question

what should be added to 3y²-4x-3x²-5 to obtain x²-2y+6​

Answer 1

Answer:

4x^2-3y^2-2y+4x+11

Step-by-step explanation:

let we added A

So,. A=x^2-2y+6-3y^2+4x+3x^2+5

=4x^2-3y^2-2y+4x+11