When im doing decimals for the answer (example) lets just say 83.467 is my answer when i simplify it do i completly take off that last number (example: 83.467 -> 83.46) or so i round it so it would be (example 83.467 -> 83.47)?

if it's above five you round up but if it's below five you round down.

if your using money you always round up because in the real world you can't round down with money

7. d. 64

8. i. 32

9. c. 125

10. j. none of the above

11. d. 81

12. i. 216

13. e. none of the above

14. g. 240

15. e. none of the above

16. g. 32

17.   e. none of the above

well my understanding of this question is they want you to use the y=14.1x -2.3 and put the coordinates they gave you onto the line segment of   y=14.1x -2.3

step-by-step explanation: