Assessment: Add or subtract.

1. (3x +4) + (5x-6)

2. (t² - 3t + 3) + (5t - 6)

3. (7x + 4) + (-5x - 16)

4. 2s + 3s² + 5 + s³ - 4s - 6s² + 2s³

5. (2(m + n) + + 10) + ( 20 + 7 (m + 3)

Nonsense-report ⚠️
Funny-report ⚠️
rude-report ⚠️
Did not know the answer-report ⚠️
wrong answer-report ⚠️

Correct answer-Mark a brainlist ​