SOLUTION: 2x-5y+7z=12;3x-8y+2z=2;x+y+3z=8 find solution (x,y,z)

SOLUTION: 2x-5y+7z=12;3x-8y+2z=2;x+y+3z=8 find solution (x,y,z)

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Question 343475: 2x-5y+7z=12;3x-8y+2z=2;x+y+3z=8 find solution (x,y,z)
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
[A]=
[x]=
[b]=
.
.
.
[A][x]=[b]
[x]=[A]inv[b]
.
.
.
Find the inverse of [A].
.
.
det[A]=
.
.
[A]inv=
.
.
[x]=
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