Question

please answer it
fast​

Answer 1

Answer:

$- 7x + 6$

Step-by-step explanation:

$3 {x}^{2} - 6x + 7 + 2x - 8 {x}^{2} + 6 - 7 + 5 {x}^{2} - 3x \\ = - 7x + 6$

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