Undefined variable

Hello, I need to compare two functions F1 and F2 to get get the variable x, but im new and having trouble with it. Could someone help me. Thank you

24-Ruby IV

You need to use the boolean operator "Equal".

24-Ruby IV

Here's a tip:

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1-Visitor

But it doesn't let me put an equal sign between F1(x) and F2(x), saying that x is undefined

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24-Ruby IV

You need to use the boolean operator "Equal".

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