Which error, if any, was made?
The substitution property of equality was not applied correctly.
The addition property of equality was not applied correctly.
The multiplication property of equality was not applied correctly.
No errors were made.
[tex]2x-8=12\ \ \ \ |\cdot\dfrac{1}{2}\\\\\left(\dfrac{1}{2}\right)2x-\left(\dfrac{1}{2}\right)8=12\ \ \ |\text{here you have the mistake}\\\\\\\boxed{\text{The multiplication property of equality was not applied correctly.}}[/tex]
