Is this exactly one solution,no solution or infinitely many solutions

Question

Identify the number of solutions without solving.

2y=x+2 −1/2x+y=1

Answer 1

2y = x + 2

y = x/2 + 1

-(1/2)x + y = 1

y = x/2 +1

the two equations are the same. So there are an infinite number of solutions