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bonjour mettre les signes d operations (-2) x( .....3) - ( - 8 ) x (.....2) =22 (-2) x (....3) - ( - 8) / ( ....2) =2 (-2) ..... ( ......3) - ( - 8 ) x (....2 ......4)= 10 mettre les signes sur les points merci

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