Respuesta :

Answer:

-20+12i

Step-by-step explanation:

(-18+24i)-(2-12i)

-20+24i-12i

-20+12i

i = -1.666 or -1 and 2/3

Answer:

-20+11i

Step-by-step explanation:

3(-6+8i)-1 (2-12i)

-18+24i -2-13i

-20+11i