Solve the system by elimination.
x + 5y - 4z = -10
2x - y + 5z = -9
2x - 10y - 5z = 0

Question

Solve the system by elimination. 
x + 5y - 4z = -10
2x - y + 5z = -9
2x - 10y - 5z = 0

anonymous · Answer

If change the problem so that it becomes a matrix you can use guass jordan to find the answer. Row 1 would be 1 5 -4 -10 row 2 2 -1 5 -9 and row 3 2 -10 -5 0. Put this one after the other. Before I continue, does this sound like any use?

anonymous · Answer

Yes it does

anonymous · Answer

for the late-ish response. I'm very new to this site, as of 25 minutes ago to be exact. okay so what you are ultimately trying to do is change the equations so that they look like this|dw:1350604129902:dw|

anonymous · Answer

ok so we have to change it around and its ok

hero · Answer

@ninichell, go back to your question

anonymous · Answer

|dw:1350606285804:dw|