Answer:
=

Explanation:
given
= 2 ( multiply both sides by y to clear the fraction )
y ×
= 2y ( simplify )
2x + y = 2y ( subtract y from both sides )
2x + y - y = 2y - y ( simplify )
2x = y ( divide both sides by y )
2 ×
=
, that is
2
= 1 ( divide both sides by 2 )
=