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Solution of inequality -2/5x-9<9/10

User Enezhadian
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- (2)/(5)x-9\ \textless \ (9)/(10) \\(- (2)/(5)x-9\ \textless \ (9)/(10) )*10 \\ -4x-90\ \textless \ 9 \\ -4x\ \textless \ 9+90 \\ x\ \textgreater \ -(99)/(4)
User Shayelk
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