35,548 views
16 votes
16 votes
I NEED HELP PLEASE
f+3n=7n

User Spbks
by
2.3k points

2 Answers

16 votes
16 votes
+3F=7F

We move all terms to the left:

+3F-(7F)=0

We add all the numbers together, and all the variables

-4F=0

F=0/-4

F=0
User AeroX
by
3.1k points
15 votes
15 votes

Answer:

4n

Explanation:

User DocWiki
by
2.9k points
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