"Using the number 800" in English is utilizzando il numero ottocento in Italian.
mio - if using in a sentence such as the hat is mine or you are mine.
"With" is an English equivalent of the Italian word con. The preposition in question also may translate into English as "by" when it is a question of using equipment or tools. The pronunciation will be "kohn" in Italian.
The Italian word for male is "Uomo" if you are using it as an adjective it usually is maschio
Le parole italiane che si usano... is an Italian equivalent of the incomplete English phrase "the Italian words that are using... ." The phrase also translates literally as "the Italian words that they use..." in English. The pronunciation will be "ley pa-RO-ley che see OO-sa-no" in Pisan Italian.
"You are trying to learn it" in English is Cerchi di impararlo, Provi a impararlo or Tenti di impararlo when using the verb imparare about learning Italian (italiano) in Italian.
The exact translation for ' I will see what I can do for you" to Italian is Vedrò cosa posso fare per voi. Dependent on what context you're using for the phrase it may vary. Don't always trust online translators.
You appear to understand English since you posted using that language. The Seventh Ammendment is also in English, so you should not need to have it translated.
"Articolo di giornale" is Italian for "journal article" If any other translations are needed, I suggest either investing in translation software, or using an online TRUSTED translator. Do not use Babelfish.
Io sono Americano it is not necessary to use the personal pronoun for I which is io. Sono Americano is sufficient. The verb form sono implies I or io and using io is considered redundant or non native by Italians.
To translate English to Italian, one could use an online translator, however, in most cases, these are not 100% accurate and the user will have no way of knowing. Another option is to post an ad on craigslist or another classifieds website asking for paid translation. Otherwise, one could simple translate English to Italian using an Italian - English dictionary, assuming that they are partially competent in the language.
The phrase "loyal trustworthy service" when translated from English to Latin is 'fidelis servicii." It is simple to make translations using a software program that translates online.
The word 'stylisme' is a French word that when translated into English means 'styling' or 'design'. When using the French term 'stylisme de mode', one is referring to fashion design.