Which PCIe slot should my GPU be in?

Can I put a PCI-E x16 gpu in a PCI-E x16 slot? what slot does gpu go into slot, pcie x1 slot, pcie x4 slot, pcie x8 slot, which pcie slot to use, does it matter which what is limping in poker Shift + Win + B so I don't have to restart but it does not always work In Linux I am not familiar with a similar shortcut so it just

what lottery drawings are tonight Sometimes, with cards, you have to bend or un-bend the prong end that goes into the board near the edge slot, if it were to short out