Which expressions are equivalent to this expression? 3(n+4) select each correct answer. 2n+12+n 12+n+n+n 3n−12 3n−12

12 +n+n+n

and

2n + 12+n

Step-by-step explanation:

I took the test on k12 and it said this was the answer, also I got a 100%

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

1,589.63 in.^3

step-by-step explanation:

i hope this you : d