Question 428116: -4x - 5y - 8z = 268
-10x + 7y + 6z = -786
-12x + 9y - 2z = -548
I could really use some help on this problem. Thanks!! Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! -4x - 5y - 8z = 268
-10x + 7y + 6z = -786
-12x + 9y - 2z = -548
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Problems like this are a waste of a lot of time.
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Hopefully you have a calculator to work this
is 1/100 th the time it takes to do them by hand.
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x = 41
y = -16
z = -44
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Cheers,
Stan H.
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