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frez [133]
2 years ago
6

(2x-1+7x²)+(3+7x -3x²)

Mathematics
1 answer:
ANTONII [103]2 years ago
5 0

Answer:

4x^{2} +9x+2

Step-by-step explanation:

You combine the x^{2} terms, the x terms and the constants (the terms without variable/letters)

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