2 years ago

-2x^2-3x-9+-3x^2-4+6

Mathematics

1 answer:

hodyreva [135]2 years ago

7 0

Answer:

-2x^2-3x-9+-3x^2-4+6

16x - 3x - 9 + 9x - 4 + 6

13x - 9 + 9x + 2

13x + 9x -9 + 2

21x -7

Step-by-step explanation:

-2x^2-3x-9+-3x^2-4+6

16x - 3x - 9 + 9x - 4 + 6

13x - 9 + 9x + 2

13x + 9x -9 + 2

21x -7

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