Sagot :
bonjour
d = - 9 - 4 + 9 - 3
d = - 7
E = 38 - 18 - 12 + 30 - 28
E = 68 - 58
E = 10
Réponse:
Bonjour,
D= (-9)+(-4)+(+9)+(-3)
=-9-4+9-3
=-13+9-3
=-4-3
=-7
E= (+38)+(-18)+(-12)+(+30)+(-28)
=38-18-12+30-28
=20-12+30-28
=8+30-28
=38-28
=10
bonjour
d = - 9 - 4 + 9 - 3
d = - 7
E = 38 - 18 - 12 + 30 - 28
E = 68 - 58
E = 10
Réponse:
Bonjour,
D= (-9)+(-4)+(+9)+(-3)
=-9-4+9-3
=-13+9-3
=-4-3
=-7
E= (+38)+(-18)+(-12)+(+30)+(-28)
=38-18-12+30-28
=20-12+30-28
=8+30-28
=38-28
=10