\[3x-4=2\]

1
Add 44 to both sides.
3x=2+43x=2+4

2
Simplify  2+42+4  to  66.
3x=63x=6

3
Divide both sides by 33.
x=63x=\frac{6}{3}

4
Simplify  63\frac{6}{3}  to  22.
x=2x=2

Done

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