word order - Can I omit part of the sentence 'age of'?

Sentence:

She got married at the age of 30

Question:

Can I omit the part of the sentence "the age of"?

She got married at 30

Answer

Usually when a number, without other context, is associated with a person it is generally understood to be their age

My son is almost 8.
my son is almost 8 years old

He graduated when he was 18.

he graduated when he was 18 years old

She got married at 30.
she was 30 years old when she got married

He died at 26.
he died at 26 years of age