The number of solutions of the system of equations: `2x+y-z=7` `x-3y+2z=1,i s` `x+4y-3z=5` 3 (b) 2 (c) 1 (d) 0

Explanation

$$ 2 x+y-z=7 $$
$$ \begin{aligned} &x-3 y+2 z=1 \\ &x+4 y-3 z=5 \end{aligned} $$
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