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5 votes
Solve 3x+3=21

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User GaryO
by
8.5k points

2 Answers

4 votes

Answer:

Explanation:

3x+3=21

-3 -3

3x=18

x=6

User Yong Shun
by
8.1k points
4 votes

Answer: 6

Step-by-step explanation: 21-3=18 so that reduces to 3x=21 then 3÷21=6 so that'll be x=6

User Schwesi
by
8.5k points

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