Hoy estoy demasiado distraída como para entender el gráfico a la primera.

Because estar is used for a temporary state, and being distracted today is seen as temporary.

• estoy distraída = I’m distracted right now / today
• soy distraída = I’m a distractible person in general

Since the sentence includes hoy, estoy is the natural choice.

Spanish often leaves out subject pronouns because the verb already shows who the subject is.

• estoy already means I am

So yo is unnecessary unless you want emphasis or contrast:

• Yo estoy demasiado distraída... = I am too distracted... (maybe contrasting with someone else)

Because the adjective agrees with the speaker’s gender.

If the speaker is female, you say:

• distraída

If the speaker is male, you say:

• distraído

This agreement is very common with adjectives in Spanish.

Here demasiado is acting as an adverb meaning too, so it does not change form.

It modifies the adjective distraída, not a noun.

• demasiado distraída = too distracted

Compare that with demasiada as an adjective, which does agree with a noun:

• demasiada distracción = too much distraction
• demasiadas cosas = too many things

So in this sentence, demasiado stays the same.

This structure means something like too ... to ... or enough ... to ..., depending on context.

With demasiado, it gives the idea of excess:

• demasiado distraída como para entender... = too distracted to understand...

It is a very common Spanish structure:

• Está demasiado cansado como para salir.
• No soy tan ingenuo como para creer eso.

So como para does not mean a literal like for here. It is a fixed grammatical pattern.

Yes, in many cases Spanish speakers do say that, and it can sound natural:

• Estoy demasiado distraída para entender el gráfico.

But demasiado ... como para ... is also very common and often sounds a bit more complete or emphatic.

So:

• demasiado distraída para entender
• demasiado distraída como para entender

Both are possible, but the version with como para is especially common in this kind of sentence.

A la primera is an idiomatic expression meaning on the first try, the first time, or straight away.

In this sentence, it means understanding the graph immediately, without needing a second attempt or extra explanation.

You can also hear it in other situations:

• No me salió a la primera. = It didn’t work the first time.
• Lo entendí a la primera. = I understood it straight away.

It is a very useful everyday expression.

Because entender normally takes a direct object in Spanish.

You understand something, so Spanish says:

• entender el gráfico
• entender la lección
• entender el problema

No preposition is needed here. This is similar to English understand the graph.

Yes. Spanish allows fairly flexible word order, especially with time expressions.

These are all possible:

• Hoy estoy demasiado distraída...
• Estoy hoy demasiado distraída...
• Estoy demasiado distraída hoy...

The version with hoy at the beginning is very natural because it sets the time frame right away and slightly highlights today.

It can cover graph, chart, or sometimes a similar visual representation, depending on context.

In real usage, the exact English equivalent often depends on what kind of image you are talking about:

• a bar chart
• a line graph
• a data chart

Spanish may use gráfico for several of these. In some contexts, you may also hear gráfica, especially in maths or statistics. The sentence as written is perfectly natural, and the exact English label depends on the situation rather than on the grammar.

The accent mark shows the stress and also helps mark the vowel pattern.

In distraída, the stress falls on í:

• dis-tra-Í-da

Without the accent, Spanish spelling rules would suggest a different pronunciation. The accented í helps show that aí is pronounced in separate syllables.

This same kind of accent appears in words like:

• caída
• oído
• país

Because the stress falls on the third-to-last syllable:

• GRÁ-fi-co

Words stressed on the third-to-last syllable are called esdrújulas, and they always take a written accent in Spanish.

So gráfico must have the accent mark.