I -7x(-4) k 2x8-4 m 3-2x7 j -3x7 l -5x-3-4x2
Mathématiques
yannis93
Question
I -7x(-4) k 2x8-4 m 3-2x7 j -3x7 l -5x-3-4x2
2 Réponse
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1. Réponse telephone16
l= -7 X -4 = +28
k = 2X 8-4 = 16-4 = +12
m = 3-2X 7 = 3 -14 = -11
j = -3 X 7 = -21
l = -5 X -3 -4 X 2
+15 -8 = +7 -
2. Réponse Anonyme
- 7 * (- 4)
= 28
2 * 8 - 4
= 16 - 4
= 12
3 - 2 * 7
= 3 - 14
= - 11
- 3 x 7
= - 21
- 5 x - 3 - 4 x 2
15 - 8
= 7