Guys I need help Why can’t I comment and Answer any question

In my other account

And here10 point

ok after answering a question go to the answers of that question then you'll see a place written comment then press it and you'll be able to comment

x = 25

step-by-step explanation:

a^2+b^2=c^2

7^2+24^2=c^2

49+576=625

sqrt625=25

x=25

it would open into a square depending on the type of envelope i’m not sure about the second part