Answer:
64°
Step-by-step explanation:
y = 52° ( Opposite Angles )
y + 2x = 180° ( Interior Angles )
[tex]y + 2x = {180}^{o} \\ {52}^{o} + 2x = {180}^{o} \\ 2x = {180}^{o} - {52}^{o} \\ 2x = {128}^{o} \\ x = \frac{ {128}^{o} }{2} \\ x = {64}^{o} \\ [/tex]
