Answer:
−5m² + 7m + 8
Explanation:
−m² + 6 − 4m² + 7m + 2
= −m² + 6 + −4m² + 7m + 2
[ Combine Like Terms ]
= ( −m² + −4m²) + (7m) + (6 + 2)
= −5m² + 7m + 8
