I need help with this question Write and expression that models the situation:Sarah has spent x dollars out of the 30 dollars she started with.

I need help with this question Write and expression that models the situationSarah has spent x dollars out of the 30 dollars she started with class=

Respuesta :

Okay, here we have this:

Considering that it says "spent", it represents an outflow of money, therefore we take it as negative, so we obtain:

Actual Situation: Initial money - money spent

Actual Situation: 30 - x