(adsbygoogle = window.adsbygoogle || []).push({}); Will pay 150k vbuxl if you get these answers right , I NEED THE ANSWERS ASAP

1)solve the system
x-y+z=6
x+y+z=0
x+y-z=-2

2)
Solve the system
3x+4y+z=14
4x-2y-z=11
3x+y+5z=-4

3)Solve
A Cruise boat travels at its top speed 60 miles downstream in 3 hours and returns to its starting point upstream, also at its top speed, in 12 hours. find the speed of the stream

Need the Answers ASAP!Thanks.

, well, if you can help me out with one more question while your at it that would be very nice!Going to pm you for it

---------- Post added at 12:35 AM ---------- Previous post was at 12:32 AM ----------

Mods please close.

I don't need the vBux either. It took me 30 seconds to do and I already had my calculator out anyways.

Umm they gave you a wrong answer, I will do the problem for you.
#1
z=1
y=-3
x=2
Don't really feel like doing the other two but yea you might want to check them