# How do you simplify –15 – (–3) + 4?

##### 2 Answers

Jul 9, 2018

#### Explanation:

First, we know that two negative signs next to each other mean a positive sign:

Now add from left to right:

Hope this helps!

Jul 9, 2018

#### Explanation:

One of the key realizations is that when we subtract a negative number, we are adding the positive version of that number.

With this in mind, we can rewrite our expression as

Hope this helps!