bonjour

58

32 // 26

17//15//11

5 // 12//3 //8

Réponse :

bonjour,

5 + x + x + 3 = 32

2x + 8 = 32

2x = 32 - 8

2x = 24

x = 24/2

x = 12

x + 3 + 11 = 12 + 3+11 = 26

26 + 32 = 58

5 + x = 5 + 12 = 17

x + 3 = 3 + 12 = 15

la pyramide en piece jointe

voila:)