Answer:
no solutions exist
Step-by-step explanation:
[tex]\sqrt{y-3} = \sqrt{y} -3 \\ y-3 = y + 9 -6\sqrt{y} \\ 6\sqrt{y} = 12 \\ \sqrt{y} = 2 \\ y = 4[/tex]
verify
[tex]\sqrt{4-3} - 2 = -3 \\ 1-2 = -3 \\ -1= -3[/tex]
not true, the equation is impossible