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\left. \begin{array} { l } { \frac { 1 } { 5 x } + \frac { 1 } { 6 y } = 12 } \\ { \frac { 1 } { 3 x } - \frac { 3 } { 7 y } = 8 , x \neq 0 , y \neq 0 } \end{array} \right. |
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Answer» your answer is wrong pls post correctly |
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