Step-by-step explanation:
An equivalent set is a set that has equal numbers or items.
I can only list four of them:. 38, 46, 64, and 83.
For this case we have the following equation:

To solve we follow the steps below:
We add similar terms from the left side of the equation:

We divide between 6 on both sides of the equation:

Finally, we have to:

Answer:
