Answer:
1st: 8
3rd:0.25
4th:19
5th:1
Step-by-step explanation:
Answer:
you need to provide a picture friend
Answer: There is not enough information to answer this question.
Step-by-step explanation:
Answer:
142°
Step-by-step explanation:

Answer:
- 13x² - 19x + 23
- -16x +17
Step-by-step explanation:
1 . (4x² - 9x + 16) + (7 + 9x² - 10x)
4x² - 9x + 16 + 7 + 9x² - 10x
13x² - 19x + 23
2 . (-2x + 6) - (14x - 11)
-2x + 6 - 14x + 11
-16x +17