"反过来也一样" can be translated into English as "The same applies in reverse" or "It works the other way around as well".
Here are some context-specific examples:
1、 "If you can do it to them, they can do it to you. 反过来也一样。"
"If you can do it to them, they can do it to you. The same applies in reverse."
2、 "This rule holds true for both cases, and 反过来也一样."
"This rule holds true for both cases, and it works the other way around as well."
Both translations convey the idea that the situation or principle is reciprocal or applicable in the opposite direction. Choose the one that best fits the context and tone of your sentence.