For a certain value of $k$, the system
x + y + 3z &= 10,
-4x + 3y + 5z &= 7,
k...
Mathematics, 28.07.2021 02:30 tabbydory3366
For a certain value of $k$, the system
x + y + 3z &= 10,
-4x + 3y + 5z &= 7,
kx + z &= 3
has no solutions. What is this value of $k$?
Answers: 3
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