Answer:
4.6 or 4.57
Step-by-step explanation:
i think it is 8
Prob because you were giving away free points or broke the rules.
3/4n=1 3/4n-18
3/4n=7/4n-18
3/4n-7/4n=7/4n-18-7/4n
-n=-18
-n/-1=-18/-1
<u><em>N=18</em></u>