Answer:
13. -4 14. -11 15. 
Step-by-step explanation:
13. (1-3-10)/3
14. (-15+4-22)/3
15. (-7.5+3-6.5)/3
i am edditing my post because i got the answer wrong
Answer:
Step-by-step explanation:
Answer E is the only one that is close
Answer: 17.68
Step-by-step explanation: just add the taxes, this is your final sale price.