Answer:

Step-by-step explanation:
When variables have negative exponents, switch their positions.

Answer: D
Used my graphic calculator
(8 - 3i)(2 - 7i)=
16 x -56i - 6i + 21i^2
16 x -50i - 21
80% = 6 in
100%=?
100/x 80/6 (proportional relationship)
then cross multiply
600 = 80x
600/80= 7.5
x=7.5
However because you can use however as “but”