Question

What is the sum of the polynomials?
(x² - gy²-4x) + (x² - 3y² - 7x)

Answer 1

Answer:
`2x^(2)-(3+g)y^(2)-11x`

Step-by-step explanation:

You add each coeficient with the same type of incognita:

`x^(2) +x^(2) =2x^(2)`

`-3y^(2) -gy^(2) = -(3+g)y^(2)`

`-7x-4x=-11x`