Finansije su stabilne.

Yes. Finansije is normally used as a plural noun in Serbian, much like finances in English.

So:

• finansije = finances
• Finansije su stabilne. = The finances are stable.

This is a case where Serbian prefers a plural form where English may sometimes use either singular or plural depending on context.

Su is the 3rd person plural present tense of biti (to be).

So:

• ja sam = I am
• ti si = you are
• on/ona/ono je = he/she/it is
• mi smo = we are
• vi ste = you are
• oni/one/ona su = they are

Since finansije is plural, Serbian uses su:
Finansije su stabilne. = The finances are stable.

Because the adjective must agree with the noun.

Finansije is:

• plural
• feminine
• here in the nominative case

So the adjective also has to be feminine plural nominative, which gives:

• masculine singular: stabilan
• feminine singular: stabilna
• neuter singular: stabilno
• feminine/masculine plural in this kind of pattern: stabilne / stabilni depending on gender

Here the correct form is stabilne because finansije is treated as feminine plural.

It is in the nominative case, because it is the subject of the sentence.

In Finansije su stabilne.

• finansije = subject
• su stabilne = predicate

The adjective stabilne is also in the nominative plural to match the subject.

Yes. Finansije is grammatically feminine plural.

That matters because adjectives and some other words must match it:

• dobre finansije = good finances
• naše finansije = our finances
• finansije su stabilne = the finances are stable

So even though the meaning is not literally “female,” the grammar is feminine.

No, not in standard grammar.

The correct form is stabilne because it must agree with finansije.

Compare:

• plan je stabilan = the plan is stable
• situacija je stabilna = the situation is stable
• društvo je stabilno = the society is stable
• finansije su stabilne = the finances are stable

So stabilna and stabilni do not match finansije correctly here.

Yes. Serbian word order is fairly flexible.

The neutral, most straightforward order is:

• Finansije su stabilne.

But you could also hear:

• Stabilne su finansije.

That version puts more emphasis on stable or sounds a bit more marked/stylistic. For a learner, the normal default is:

• Finansije su stabilne.

No, not in a normal present-tense sentence like this. Serbian usually keeps the present tense of biti (to be).

So you say:

• Finansije su stabilne.

Not:

• Finansije stabilne. ❌

In some special styles, headlines, or very informal note-like language, verbs may be omitted, but in normal grammar you should include su.

Serbian has no articles like a/an/the.

So Finansije su stabilne. can mean:

• Finances are stable
• The finances are stable

The exact meaning depends on context. Serbian often relies on the situation, previous sentences, or emphasis rather than articles.

Approximately: fee-nahn-SEE-yeh

A few helpful points:

• fi sounds like fee
• nan has a clear a like in father
• si here sounds like see
• je at the end sounds roughly like yeh

So: fi-nan-si-je

Finansije is the normal and natural word for finances.

Depending on context, Serbian could also use more specific words, for example:

• novac = money
• budžet = budget
• finansijska situacija = financial situation

But if you want the general idea of finances, then:

• Finansije su stabilne.

is perfectly natural.

Yes, but it means something slightly different.

• Finansije su stabilne. = The finances are stable.
• Finansijska situacija je stabilna. = The financial situation is stable.

The second version sounds a bit broader or more formal/contextual, while the first talks directly about the finances themselves. Both are correct, but they are not exact word-for-word substitutes in every context.