This is the answers and their coordinates
1. 3rd one
2. f(x) = 7x - 5
f(2) = 7(2) - 5
f(2) = 14 - 5
f(2) = 9
3. c(n) = 0.75n - 0.25
4. (0,0)(2,4)
slope = (4 - 0) / (2 - 0) = 4/2 = 2
answer is : y = 2x
4. 70
5. 80
6. 151
7. 73
8. 741
9. 7,739
or you can use the calculator next time
Answer:
i'm pretty sure the one you have selected in the photo is right
Step-by-step explanation:
