بعد ما طلعت من البيت، رحت عالشغل.

Here, بعد ما means after in the sense of after something happened.

So:

• بعد ما طلعت من البيت = after I left the house/home
• رحت عالشغل = I went to work

In Levantine, بعد ما + past verb is a very common pattern for saying after doing X.

In this expression, ما is part of the fixed connector بعد ما. It does not mean what here.

So you should think of بعد ما as a chunk meaning:

• after
• after the moment that
• once

For a learner, it is best to memorize بعد ما together as one common expression.

طلعت is the past tense of طلع.

In Levantine, طلع can have several related meanings depending on context, including:

• go up
• come out
• go out
• leave

In طلعت من البيت, the meaning is I went out of the house or more naturally I left the house/home.

So even though طلع can sometimes mean go up, here the phrase طلع من البيت clearly means leave/go out of the house.

Literally, طلعت comes from a verb with a broader range of meanings than a single English verb.

Depending on context, طلع can mean things like:

• went up
• came out
• turned out
• appeared

But in the phrase طلع من البيت, the intended meaning is very naturally left the house or went out of the house.

So the full phrase matters more than the single word by itself.

In context, yes, they are understood as I left and I went.

But grammatically, the ending ـت in the Levantine past tense can sometimes be ambiguous out of context. For example, a form like طلعت can be:

• I went out
• you went out for a masculine singular you

The sentence meaning and context usually make it clear. Here, since the sentence is being presented as I left the house, then I went to work, that is how it is understood.

Also, for I, there is no masculine/feminine difference in the past tense here.

Because Arabic verbs usually already show the subject.

So:

• طلعت already tells you I left / I went out
• رحت already tells you I went

That means أنا is often unnecessary unless you want emphasis or contrast.

For example:

• أنا رحت عالشغل، مو أخوي = I went to work, not my brother

But in a normal sentence, leaving out أنا sounds natural.

Yes, in meaning it matches I went, but it is the everyday Levantine verb, not the formal Standard Arabic one.

• رحت comes from راح = to go
• Standard Arabic would more likely use ذهبتُ

So:

• رحت عالشغل = natural spoken Levantine
• ذهبتُ إلى العمل = formal Standard Arabic

If you want to sound natural in Levantine conversation, راح / رحت is the form to learn.

Because in spoken Levantine, على is very often shortened to عَ.

So:

• عَ + الشغل becomes عالشغل

This is extremely common in speech and informal writing.

You will often see the same thing in other expressions too:

• عالبيت = على البيت
• عالطريق = على الطريق
• عالجامعة = على الجامعة

So عالشغل is just the normal spoken contraction.

الشغل can mean:

• work
• job
• workplace

In رحت عالشغل, it usually means I went to work or I went to my workplace/job.

English uses to work, while Levantine often uses to the work/job with الشغل. So it may sound slightly more concrete than English, but the meaning is very natural.

Because the ل of الـ assimilates to sun letters, and ش is one of them.

So although it is written الشغل, it is pronounced more like:

• ash-shughl
• or another regional variant with the same doubled sh effect

That is why عالشغل is pronounced roughly like:

• ʿash-shughl
• not ʿal-shughl

This is a normal pronunciation rule with الـ before sun letters.

It can mean either, depending on context.

• بيت literally often corresponds to house
• but in many everyday contexts it works like home

So طلعت من البيت can be understood as:

• I left the house
• I left home

In this sentence, home is often the most natural English meaning.

من means from, and it marks the place you are leaving.

So:

• طلعت من البيت = I went out from the house / I left the house

This is the normal way to express movement away from a place.

You will see the same pattern in many similar sentences:

• طلعت من الصف = I left the classroom
• خرجت من المكتب = I left the office

Yes, you can, although the rhythm and focus may change.

For example:

• بعد ما طلعت من البيت، رحت عالشغل
  This naturally sets up the sequence: first leaving home, then going to work.

You could also say:

• رحت عالشغل بعد ما طلعت من البيت

That is also understandable and natural. The original version just feels a bit more like storytelling, because it introduces the earlier action first.

Sometimes yes, but the meaning is slightly different.

• بعد ما طلعت من البيت، رحت عالشغل = After I left the house, I went to work
• لما طلعت من البيت، رحت عالشغل = When I left the house, I went to work

In many everyday situations, both can work. But:

• بعد ما emphasizes sequence more clearly
• لما is more like when

So if you specifically want after, بعد ما is the better choice.

Both verbs are in the past tense:

• طلعت = I left / I went out
• رحت = I went

This creates a completed sequence of events in the past:

1. I left the house
2. then I went to work

That is why the sentence feels like a simple narrative about what happened.

A natural Standard Arabic version would be:

• بعد أن خرجتُ من البيت، ذهبتُ إلى العمل.

Main differences:

• خرجتُ instead of طلعت
• ذهبتُ instead of رحت
• إلى العمل instead of عالشغل

So the original sentence is clearly colloquial Levantine, while this version is formal Standard Arabic.