\( x \) और \( y \) के लिये हल कीजिए : \[ \begin{array}{l} 0.4 x+0.3 y=1.7 \\ 0.7 x-0.2 y=0.8 \en...
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\( x \) और \( y \) के लिये हल कीजिए :
\[
\begin{array}{l}
0.4 x+0.3 y=1.7 \\
0.7 x-0.2 y=0.8
\end{array}
\]
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