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Lilit [14]
3 years ago
6

(– 2y2 + 6y – 1) - (- 4y2 – 3y +9)

Mathematics
2 answers:
butalik [34]3 years ago
4 0
You cross multiply them. With cross multiplying your answer would be -6y^2+9y-10
drek231 [11]3 years ago
3 0

Answer:

Step-by-step explanation:

-2y^2 + 6y - 1 + 4y^2 + 3y - 9

2y^2 + 9y - 10

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