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It worked perfectly, thanks.
Only one thought: Is this the only way to get the table width right? Compesating for the space that the columns take? or is there another width constant that i could use?
(like \tablewidth or smth)

I know it sounds lazy but i face this problem a lot.

Also, must i do ...

Hello. So I am trying to make a table with the width as long as the whole linewidth.
This table has 3 rows and the sum of their widths is 1.0\linewidth as you can see on my code:

\begin{longtable}[hbt]{|p{0.15\linewidth}|p{0.35\linewidth}|p{0.5\linewidth}|}


0.15 + 0.35 + 0.5 = 1. So, the whole ...