Answer:
X =50 Y is also 50 since they are vertical angles
Step-by-step explanation:
70+ 60 + X = 180 (the 3 angles form a straigh line = 180 )
130 +X =180
X = 180-130
X=50
Factor out (y-9)
(y-9)(2y^2 -5)
does literaly everyone use this to get the answer to their school work lol