Respuesta :

(2 - 4i) - (8 + 7i)

First, simplify. / Your problem should look like: 2 - 4i - 8 - 7i
Second, gather like terms. / Your problem should look like: (2 -8) + (-4i - 7i)
Third, simplify. / Your problem should look like: -6 - 11i

Answer: -6 - 11i

faizu
 (2-4i) - (8+7i)=>(2-8) -(4i - 7i)
=>(-6) - (-4i-7i) ..
=> -6 -11i

hope it helps !!!