1. D 12 2/7
2. 22 7/9 which is B hope this helps
Answer: -13, -17, -21
Explanation: Subtract 4 from each term. Do this for 3 terms
Easy, take your problem,
-5(a-6)+2a
Multiply the 5.
-5a+30+2a
Then just add apples and oranges.
-5a+2a= -3a.
Making your equation -3a+30.
Can you please include a pic