106k views
6 votes
Solve or check ' whether your answer is correct or not 3x -9=12​

User Lekeisha
by
4.4k points

2 Answers

6 votes
x = 7..................
User PsyGnosis
by
4.4k points
8 votes

Answer:

x = 7

Explanation:

3x - 9 = 12

3x = 12 + 9

3x = 21

x = 21 ÷ 3

x = 7

User Egil
by
5.1k points