Ubuntu: How to fix not a valid identifier error after setting environment variables?

Ubuntu: How to fix not a valid identifier error after setting environment variables? 2 Solutions! Helpful? Please support me on Patreon: With thanks praise to God and with thanks to the many people who have made this project possible! Content except music images licensed under cc by-sa 3.0 Music: Images: others With thanks to user wjandrea user Lambda Pi Omega user Eliah Kagan user Carlos Campos and the Stack Exchange Network Trademarks are property of their respective owners. Disclaimer: All information is provided AS IS without warranty of any kind. You are responsible for your own actions. Please contact me if anything is amiss at Roel D.OT VandePaar A.T gmail.com.,

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