A=-22+(13-5)×(-5) B=(-2)×(-8)+2×(-20)÷4 C=-28+(5-2)×(-4) D=7×(-7)+3×(-25)÷(-5) E=2, 2×(-6)+(-2, 3-7, 7) D=150÷(-1, 2-9×3, 2) merci de detailler les etape (ne pa
Mathématiques
paul94
Question
A=-22+(13-5)×(-5)
B=(-2)×(-8)+2×(-20)÷4
C=-28+(5-2)×(-4)
D=7×(-7)+3×(-25)÷(-5)
E=2, 2×(-6)+(-2, 3-7, 7)
D=150÷(-1, 2-9×3, 2)
merci de detailler les etape (ne pas repondre a la question directement)
B=(-2)×(-8)+2×(-20)÷4
C=-28+(5-2)×(-4)
D=7×(-7)+3×(-25)÷(-5)
E=2, 2×(-6)+(-2, 3-7, 7)
D=150÷(-1, 2-9×3, 2)
merci de detailler les etape (ne pas repondre a la question directement)
1 Réponse
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1. Réponse winner123
bonsoir
a = - 22 + 8 * - 5
a = - 22 - 40 = - 62
b = 16 + 2 * - 5 = 16 - 10 = 6
c = - 28 + 3 * - 4 = - 28 -12 = - 40
d = - 49 + 3 * 5 = - 49 + 15 = - 34
e = - 13.2 - 10 = - 23.2
d = 150 : - 1.2 - 28.8 = 150 : - 30 = - 5