Hi, I have two problems dealing with complex numbers, ill show you them and then what I try to do:

Given So yeah y = the imaginary and z = x(real)

1. Answer given: x = -4/5, y =7/5

^ This one I multiplied by the conjugate 3 + i on the right side. I got:

and now do I'm unsure what to do.

2.

I'm not sure if I know how to multiply this out correctly...

?