Which is included in a lysogenic cycle? early lysis of the host cell
the production and assembly of viral particles
the appearance of viral infection symptoms
a period of genetic integration

showing a photograph would make this a hell of alot easier

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

: -)