44.0k views
3 votes
Solve |3n +6| = 21

Answers:
n= -5 and n = 5
n= -9 and n = 9
n= -9 and n = 5
no solution

User Utsav T
by
5.4k points

1 Answer

3 votes

Answer:

a

Explanation:

User Cleve
by
6.1k points