Let x = Alice's salary

Let $480 = amount she gave to her father

Let .25(x-480) = amount she gave to her mother

These two amounts represent 43% of Alice's salary

This is Alice's salary.

the amount she gave to her mother.

saved.

So, she gaveto father,$480to her mother which is a total of $860 to her parents which is 43% of 2000. She saved$380$300. She hadleft to spend on beer and cigarettes or whatever.$840