Answer:
what is the rest of the question
Step-by-step explanation:
then i can help you answer it.
Answer:
the answer is no solution
Step-by-step explanation:
Answer:
21
Step-by-step explanation:
3n - 15 - 6 + 2n = 4n
3 n + 2n = 4n + 15 + 6
5 n - 4n = 15 + 6
n = 21
Answer:
5
Step-by-step explanation:
coefficeint is the number before the variable