Answer:
1. 6a+1
2. 7a+5
3. 6-a
4. 6a-1
5. 1
6. 40
7. a-1
Sorry if they are wrong...
Answer:
I legit answered this its 6/10
Edit: y = -6/10x + 100
Step-by-step explanation:
Change in y over change in x
60/100
6/10
52-13=39
39/52x100=75
The percent of markdown: 75%
D
Step-by-step explanation:
you subtract 15 and 11 = 4 then subtract 9-1 is 8 and then you find the common denominator