223k views
20 votes
Which expression is equivalent to 3x + 3x + 3x?

From Performance Matters

Which expression is equivalent to 3x + 3x + 3x? From Performance Matters-example-1
User Sotona
by
3.5k points

2 Answers

11 votes
Answer:
The answer is 9x
User Stepashka
by
3.7k points
6 votes
9x because you can add 3x+3x+3x because they are the same and can be added
User Zapcost
by
3.4k points