Question:medium
If \( (x,y,z) \) is the solution of the equations
\[
x - y - 2z = 3,
2x + y + 4z = 5,
4x - y - 2z = 11,
\]
then the value of \( y \) equals
If \( (x,y,z) \) is the solution of the equations
\[
x - y - 2z = 3,
2x + y + 4z = 5,
4x - y - 2z = 11,
\]
then the value of \( y \) equals
Show Hint
Eliminate one variable at a time to simplify multi-variable systems efficiently.
Updated On: Apr 30, 2026
- \( 0 \)
- \( -\frac{1}{2} \)
- \( -\frac{1}{3} \)
- \( -\frac{1}{4} \)
- \( -1 \)
Show Solution
The Correct Option is C
Solution and Explanation
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