Answer:
1. 30/14
2. -26.775
3. 0.1668
4. -44/7 which can be simplified into -6 and -2/7
5. $10.96
282.74
Step-by-step explanation:
Answer: the answer is C
Answer: rational
Answer: after adding them -7r^2+12r-8
Step-by-step explanation: add them