# How do you evaluate (4- 5i ) - ( - 4+ i )?

Aug 15, 2017

See below.

#### Explanation:

We use the distributive property.

$\left(4 - 5 i\right) - \left(- 4 + i\right)$ becomes $4 - 5 i + 4 - i$

Combining like-terms,

$4 - 5 i + 4 - i = 8 - 6 i$