Answer:
6x² + 8x + 2
Step-by-step explanation:
(-x² + 2x - 3) + (7x² + 6x + 5 ) = ?
-x² + 2x - 3 + 7x² + 6x + 5 = ?
-x² + 7x² + 2x + 6x - 3 + 5 = ?
? = 6x² + 8x +2
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-Chetan K
