I made a mistake by entering a 1099-NEC in 2 places. I can't delete the amount in "Micellaneous Income, 1099-A, 1099C. I hit the add/edit button but there isn't a delete

You can delete the 1099-NEC in the Wages & Income Section.

1. Go to Federal
2. Select Wages & Income
3. Scroll down to Self-Employment Income Schedule C: 1099-NEC, 1099-K, expenses 
4. Select Revisit and you should see Your 1099-NEC summary:
5. Select the trash can which will delete the 1099-NEC.

If you have a section for Self-employment income and expenses, select Review

6. If you see the 1099-NEC here that you want to delete, select the trash can.