Which linear system of equations does the matrix represent? (image below here)
please help me i don't know how to do this
Medal for the first correct answer :D

Question

anonymous · Answer

attachment

anonymous · Answer

Give me a second to write and figure it out.

anonymous · Answer

thx

cwrw238 · Answer

lol its a while since i did these

anonymous · Answer

Dude, I am so stuck. It's either B or C.

cwrw238 · Answer

isnt it a?

anonymous · Answer

i would type it into wolfram alpha, but wth is up with the vertical line?

anonymous · Answer

That's what is throwing me off.

anonymous · Answer

looks like an absolute value line but there is only ONE

cwrw238 · Answer

yea - i must admit i cant remember for sure

cwrw238 · Answer

- not absolute value

anonymous · Answer

can't even find it in my math book *sigh*

anonymous · Answer

I feel like it's B but I don't want to give you the wrong answer. ; -;

anonymous · Answer

._.

anonymous · Answer

A was correct, thanks all! :D