Respuesta :

Kaylamv2007
- 42 - 9i^2 I Hope this helps :)
santiagodaa

Answer:

x = -4

x = -11/9 = -1.222

Step-by-step explanation:

(6−i)(−7−9i)

= -42 - 54i +7i + 9i^2

= -42  - 47i + 9i^2

x = -4

x = -11/9 = -1.222

brainliest please :)

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good job