You need to delete the consulting business on the summary screen. To do so, login and click 'Take me to my return.' Then click the 'Federal Taxes' tab and then the 'Wages & Income' tab.

On this summary screen, it sounds like you should see a description for your consulting business. Click 'Edit' next to the Income description. Then, you should see a trash can next to the description and amount listing, click the 'trash can' to delete the consulting business.