\[3x-4=7\]

1
Add 44 to both sides.
3x=7+43x=7+4

2
Simplify  7+47+4  to  1111.
3x=113x=11

3
Divide both sides by 33.
x=113x=\frac{11}{3}

Done

Decimal Form: 3.666667

Check Answer ▼
How can we make this solution more helpful?