Hiiemily10
Hiiemily10
16-09-2020
Mathematics
contestada
(– 2y2 + 6y – 1) - (- 4y2 – 3y +9)
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meredith48034
meredith48034
16-09-2020
Answer:
Step-by-step explanation:
-2y^2 + 6y - 1 + 4y^2 + 3y - 9
2y^2 + 9y - 10
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alexmason7810
alexmason7810
16-09-2020
You cross multiply them. With cross multiplying your answer would be -6y^2+9y-10
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