Question: Add the polynomials. ( 7 x 2 y - 9 x y + 1 ) + ( - 2 x 2 y + 4 x

Add the polynomials.
(7x2y-9xy+1)+(-2x2y+4xy-8)
Add the polynomials. (7x2y-9xy+1)+(-2x2y+4xy-8)

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