Answer: 
Step by step:
This is the simplest form of this radical.
Answer:
j=49
Step-by-step explanation:
Answer:
x<4
Step-by-step explanation:
3x<12
x<12/3
x<4
I hope this helps
Answer:
6n + 9
Step-by-step explanation:
6 times a number can be written as "6n"
9 more than 6n can be written as 6n + 9