Plz help me with this problem plz

Answer:
(-80 + 70i)
Step-by-step explanation:
80i - ( 80+10i)
Distribute the minus sign
80i -80 -10i
Combine like terms
-80 +80i -10i
-80 + 70i
Answer:
Step-by-step explanation:
Given that,
(80i)-(80+10i)
we have to express it in the form of (a+bi)
so,
Here,
a=-80
b=70