is my motherboard pcie slot broken?

Now I'm stuck with a computer that have no working x16 PCIe slot Is this caused by the PSU that broke in the first place? I want to know

What I want to know is, would it be safe to put the video card in a different slot and just ignore the broken slot? And, if not, would it be

broken slot machine Validation Tools: HTML, CSS, Broken Links · Accessibility · Mobile Friendliness · Assistive Technologies · Screen Reader Access · MORE Icon Tip Tips and

broken bed frame rail slot ' which have burnt out or damaged PCIe slots, and wondered if it was possible to repair this