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-3x=21 - 3x =21 ​
36.2k views
2 votes
-3x=21

- 3x =21

​

User Mehdi Souregi
by
4.1k points

2 Answers

3 votes

Answer:

x=7

Explanation:

21/3=7

x=7

User Dreamzboy
by
4.8k points
3 votes
X=-7 divide both side by 3. Any expression divided by itself equals 1. Dividing a positive and a negative equals a negative. Calculate the quotation. Then you get X=-7
User Barnardh
by
4.8k points
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