Question

How do you simplify `(-4+6i)-(-5+4i)`?

Answer 1

`1+2i`

Explanation:

`[1]" "(-4+6i)-(-5+4i)`

Distribute the `-1` into `(-5+4i)`.

`[2]" "=-4+6i+5-4i`

Combine "like terms".

`[3]" "=(-4+5)+(6i-4i)`

`[4]" "=color(red)(1+2i)`