Combine like terms: 5x2+7y+9x+3x2−2x−y
(1 point)
Responses
8x2+11x +7y
8x2+11x +7y
8x2+7x+6y
8 x squared plus 7 x plus 6 y
15x2+6y
15 x squared plus 6 y
21x2xy
(1 point)
Responses
8x2+11x +7y
8x2+11x +7y
8x2+7x+6y
8 x squared plus 7 x plus 6 y
15x2+6y
15 x squared plus 6 y
21x2xy