Bonjour,
résoudre l'inéquation
-3(2x+4)+1 < 4-(5x+7)
-6x-12+1 < 4-5x-7
-6x-11 < -5x-3
-6x+5x < -3+11
-x < 8
x > -8
S= ] -8 ; +∞ [
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Bonjour,
résoudre l'inéquation
-3(2x+4)+1 < 4-(5x+7)
-6x-12+1 < 4-5x-7
-6x-11 < -5x-3
-6x+5x < -3+11
-x < 8
x > -8
S= ] -8 ; +∞ [