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9. what is the solution for the following question? :))

9. what is the solution for the following question? :))-example-1

1 Answer

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\\ \sf\longmapsto -5x+x+9=-4x+12


\\ \sf\longmapsto -4x+9=-4x+12


\\ \sf\longmapsto -4x+4x=12-9


\\ \sf\longmapsto 0=3


\\ \sf\longmapsto \Phi

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