Pls help me and show work! Thank you <3

Answer: 70
Step-by-step explanation:
By the corresponding angles theorem, [tex]4x-50=2x+30 \longrightarrow x=40[/tex]
This means that [tex]2x+30=110[/tex].
Now, if we notice the linear pair, this means that [tex]y=\boxed{70}[/tex]