Réponses :
1) B
20000 mL / 750 = 26,66666666... soit 26,67
2) C
3) A
4) B
-10 (2x -3)
= -10*2x + (-10) * (-3)
= 20x + 30
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Réponses :
1) B
20000 mL / 750 = 26,66666666... soit 26,67
2) C
3) A
4) B
-10 (2x -3)
= -10*2x + (-10) * (-3)
= 20x + 30