# Naomi has 45 minutes to get ready for school. She spends x minutes getting dressed. How do you write an expression that represents the number of minutes she still has to get ready?

##### 1 Answer

Jan 12, 2017

You subtract the number of minutes Naomi already used getting dressed from the total number of minutes she has.

#### Explanation:

From the quesrion, we know that:

a) Naomi has

b) She has already spent

The number of minutes she still has to get ready would be