2x - 1/y
=
W + 2
/2z
for w.

Dbc if u do the math and stuff that what i got let me know if i was wrong

Answer to your question: a. the fundamental theorem of algebra tells you that the equation will have two complex roots since the degree of the polynomial is 2. the roots are ​ x=1±i7√2 .number of roots=degree of polynomialhere, degree of polynomial is 2 so number of roots will be 2.hope it *_*