Home Loan Mortgage with 3 new Credit Cards?

I was considering getting a home loan, but I know the laws have gotten stricter. I recently opened up 3 new Credit Card accounts because my credit report said it would help my credit score. I am wondering if underwriters would have an issue with 3 new accounts open when considering a loan? I currently make about 5,000 a month after taxes, have 0 debt and the current scores are 772, 759, and 790. Thanks much!

Read more: Home Loan Mortgage with 3 new Credit Cards?