SOLUTION: 2x+2y+3z=3 x-5y+z=7 6x-2y-4z=4 X=1, y=-1, z=1;(1,-1,1) Is (1,-1,1) a solution?

SOLUTION: 2x+2y+3z=3 x-5y+z=7 6x-2y-4z=4 X=1, y=-1, z=1;(1,-1,1) Is (1,-1,1) a solution?

Algebra.Com

Question 1074111: 2x+2y+3z=3
x-5y+z=7
6x-2y-4z=4
X=1, y=-1, z=1;(1,-1,1)
Is (1,-1,1) a solution?
Answer by ikleyn(52835) (Show Source): You can put this solution on YOUR website!
.
All you need to do is to substitute the given values into equations,
then calculate and think 3 seconds.

It is a shame to post such questions to the forum.

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