Question

How do you simplify `(8 + 7i) + (2 − i)`?

Answer 1

I found: `10+6i`

Explanation:

First you can get rid of the brackets and write:
`8+7i+2-i=`
now you can add together (with the right sign) similar terms:
`(8+2)+(7i-1i)=`
`10+6i`