\[7x-5=9\]
1
Add 55 to both sides.
7x=9+57x=9+5

2
Simplify  9+59+5  to  1414.
7x=147x=14

3
Divide both sides by 77.
x=147x=\frac{14}{7}

4
Simplify  147\frac{14}{7}  to  22.
x=2x=2

Done

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