Answer: 1 and 3, means the first one and the third one
Step-by-step explanation:
So just do the equations and you know you will get the right answer.
Fun Fact:
To get the right answer just solve all the equations, even the one in the question. And match the one that is equivalent.
Note:
If you are reading this, please let me know if you need to know anything else.
Mark BRAINLIEST
