A=3x-2 -------- 4 X=7 - 3
Mathématiques
bosslesam
Question
A=3x-2
--------
4
X=7
-
3
--------
4
X=7
-
3
1 Réponse
-
1. Réponse ana1997
A = 3 *4 -2A = 12-2
A = 10
_________________
A = 3*7 -2
A = 21-2
A = 19
_____________________
A = 3*3 -2
A = 9-2
A = 7