Freaking out

Alston
Okay so yesterday I took this and it showed a positive so I called my doctor and told them what was going on I'm only 8-9 days DPO my period was last month on the 21st ovulated on the 2st okay so I got a blood test done got the results back today said negative what now what do I believe I am so stressed out I'm at Walmart now getting ready to get another equate pregnancy test blue dye works best for me help