Sagot :
Bonjour
11x-42=17 X-30
11x - 17x = - 30 + 42
- 6x = 12
x = - 12/6
x = - 2.
bonjour,
11x-42=17x-30
-42+30 = 17x - 11x
-12 =6x
x= -12/6
x= -2
Bonjour
11x-42=17 X-30
11x - 17x = - 30 + 42
- 6x = 12
x = - 12/6
x = - 2.
bonjour,
11x-42=17x-30
-42+30 = 17x - 11x
-12 =6x
x= -12/6
x= -2