Y= 2x -1 and y= x+3

(2,4)
(-4,2)
(4,2)
No solutions

2x - 1 = x+3

x = 4 , then y = 7
the solution is (4,7) which is not listed

The wording is poor.
"No solution" implies that there is no answer to our intersection, but there is!

It should have said "none of the above"