Ti 84 Tutorial, Solve 3 by 3 System of Equations by Matrix (rref!) 

This is an effective and easy to understand tutorial with exactly what I needed. Thank you!

rref() = "it will tell you the answer" AHAHAHAH

bro just saved my life at midnight before my midterm 🙏🙏🙏🙏🙏

OMG THANK YOU U ARE A GIFT FROM THE GODS LMAO I CANT BELIEVE I FOUND THIS P.S. do more of 11 grade math

Thank you so much, my professor had us doing it manually on each and everyone on my college algebra class, but I kept getting them wrong and its been late for days now, life saver

This video helped so much and was easy to remember. Thank you so much!!!!!

AMAZING VIDEO! Thanks so much for the simple, easy to understand explanation.

I learned this in class today, really helped to refresh my memory

Thank you!!! please, do more videos like this!!! I found it extremely helpful...Thanks again

Excellent description! Thanks a ton!

I wish more videos were like yours. Thank you, sir!

Your literally now my favorite RU-vidr

Thanks man Now I’ll make sure all my answers are right

I literally had to watch this in class because my teacher wasn't being helpful in any soft of way

"it will tell you the answer"😂😂😂😂

thank you for posting this you saved me a lot of time

Now teach my professor how to explain this! 😂😂 Thank you!

Night before my midterms thxs for the save

As a freshman in geometry, thank you, i do not want to be working out multiple variables when doing shapes.

there is no longer an rreeef button

Thank you so much !! It helps a lot !!

So helpful, thank you!!!

THANK YOU SO MUCH

thtank you thta was so helpful

excellent video ! my man

stands for " tell you the answer" LOL

Thank you for this!

this changes everything!

Thanks youuu😭😭

Thank you so much🙏🏾🙏🏾🙏🏾

super helpful, tysm

Thank you very much. This is going to save my time on exams

YESS THANK YOU SO MUCH I NOW I CAN CHEATTT

Thank you so much!

Thank you so mucj

THANK U SO MUCH!!!

Legend. Thx!!!

amazing

This would have been helpful during the sat

Hey dude one question: when you introduce thelas column (numeric column() into the Matrix, Those numbers still keep the same sign or must be changed? I remember we changed everything that was moved from one side to the other of the equations, I have seen another videos where those signs were exchanged and now Im lost hahaha. Thank you

I think I love yoy

Thank you..

What is an echelon in this sense

This stands for "it will tell you the answer" XD

I have been trying to figure out which button the (this will give you the answer) button was for like 4 hours 😂 was

Thanks man it was helpful

How do you delete it now lol?

yayyy

❤❤❤❤❤

I get an error when I do this?

math is pay to win

Thank you so much! This was so helpful.

So helpful!! Thank you!!

THANK YOU SO MUCH!!

THANK YOU!!!