Question

x-y+2z=10 -x+y-2z=5 3x-3y+6z=-2

Answer 1

what is this? whats the question? are these all connected?

Answer 2

system of equations

Answer 3

what do u want me to find x? y? post the question

Answer 4

all letters

Answer 5

I'd say you need to solve the system of equations...

simultaneously... looks the best option

Answer 6

Do you want the answer by using matrices???

Answer 7

3x−3y+6z=−2 solve the system of inequalities?

Answer 8

3 different equations not connected

Answer 9

lol... thats what I like about this site... people want to give answers... rather than help with understanding..

and equations contain equals signs, inequations contain inequalities

Answer 10

ill help the person understand once everything is clarified

Answer 11

looks like 3x−3y+6z=−2 was right?

Answer 12

Well, where is the person right now??

Answer 13

looks like he/she is here but not typing,

Answer 14

Hmm..if she wants help then she'd better start typing!!!

Answer 15

lol... to funny.. demanding her attention...

Answer 16

Already figured it out. They are ordered triples.
They are undefined or whateves.