Masana'antu suna da muhimmanci ga tattalin arziki.

It is plural. The singular is masana'anta.

So:

• masana'anta = factory / industry
• masana'antu = factories / industries

In this sentence, the plural makes sense because the next word, suna, is also plural.

Yes, masana'antu already names the subject, but Hausa commonly still uses a subject pronoun in the predicate.

So the structure is roughly:

• Masana'antu = industries
• suna = they are / they
• da muhimmanci = with importance / important

This is a very normal Hausa pattern. Even when the subject is a full noun, Hausa often repeats the agreement with a pronoun:

• Ali yana aiki = Ali is working
• Masana'antu suna da muhimmanci = Industries are important

Here suna shows that the subject is plural and helps mark the clause as a present/general statement.

Here da literally means something like with / having.

So suna da muhimmanci is literally:

• they have importance

But in natural English, that becomes:

• they are important

This is a very common Hausa way to express qualities. Instead of using to be + adjective, Hausa often uses da + noun:

• yana da ƙarfi = he has strength = he is strong
• tana da kyau = she/it has beauty = she/it is beautiful
• suna da muhimmanci = they have importance = they are important

Because Hausa often expresses qualities through a noun, especially in patterns with da.

• muhimmanci = importance

So:

• suna da muhimmanci = they have importance = they are important

This is a very natural Hausa structure. English prefers an adjective here, but Hausa often prefers a noun phrase.

You can think of it as a difference in style between the two languages, not something unusual.

ga here means for, to, or with respect to, depending on context.

In this sentence:

• ga tattalin arziki = for the economy

So the full idea is:

• important for the economy

Hausa uses ga in several ways, but here it marks the thing affected or concerned.

Because tattalin arziki is a fixed Hausa expression meaning the economy or economic system.

It is built like a genitive/of-construction:

• tattali = arrangement, management, organization
• arziki = wealth, prosperity, riches

So tattalin arziki is roughly:

• management of wealth
• and idiomatically: the economy

The -n in tattalin is a linker, similar to of in English.

So this is not just two random words placed together. It is a standard compound expression.

No. Hausa does not use articles in the same way English does.

English says:

• the economy
• an industry
• the industries

Hausa often leaves that unstated and lets context do the work.

So tattalin arziki can be understood as:

• the economy
• or sometimes just economy

depending on the context and translation choice.

The same is true for masana'antu: it can mean industries in a general sense without needing a separate word for the.

The apostrophe in Hausa usually marks a glottal stop or a clear break in pronunciation.

So masana'antu is not pronounced as one completely smooth sequence. There is a small catch or pause in the middle.

For learners, the main practical point is:

• do not ignore it completely
• pronounce a slight break where the apostrophe appears

This is part of normal Hausa spelling and pronunciation.

It is most naturally understood as a general fact:

• Industries are important for the economy

Although forms like suna can also appear in ongoing or present-time statements, in a sentence like this the meaning is usually broader and more general, not just right now at this moment.

So here you should read it as a general truth.

You would make both the noun and the agreement singular:

• Masana'anta tana da muhimmanci ga tattalin arziki.

Changes:

• masana'antu → masana'anta
• suna → tana

So:

• Masana'anta tana da muhimmanci ga tattalin arziki.
  = The industry / factory is important for the economy.

This shows how the pronoun agrees with the noun in number.

A useful breakdown is:

• Masana'antu = subject
• suna da muhimmanci = predicate
• ga tattalin arziki = prepositional phrase

So the order is basically:

• Subject + pronoun/agreement + predicate + prepositional phrase

More literally:

• Industries + they-have + importance + for the economy

That is why the sentence may feel slightly different from English, even though the meaning is straightforward.