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33 votes
33 votes
Which expression is equal to 3x? (1 point)

x + 3
x + x + x
x + x2
2x + 1

User Hisdrewness
by
2.6k points

1 Answer

13 votes
13 votes

Answer:

x + x + x

Explanation:

x + 3 can't be combined as they are two different terms

x + x + x = 3x (works)

x + x² can't be combined as they have different exponents

2x + 1 can't be combined as they are two different terms

User Dijxtra
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3.3k points