simultaneous equations

[happyy]

Heyy AN, was wondering whether anyone could help me out by providing working for this question, getting kind of confused here.
thanks

https://imgur.com/9iaqRSi

[Golgi Apparatus]

This is my attempt. I’m not sure if there is a better/quicker way to do this, but this is what makes the most sense to me.

https://imgur.com/a/KBpntcr

[happyy]

thanku so much, this helps!

[ArtyDreams]

thanku so much, this helps!

hi! Golgi apparatus has given you a great solution! In case you're interested, I have also put the solution to the problem in terms of matrix methods. Let me know if you'd like me to explain this further

[Pariz]

Hey;

The solution already provided is correct - so I wont go through the steps again.
But if you want a video solution going through the steps of a similar question you can check it out here.

https://youtu.be/lWRV3Sjo86o

Hope it helps.