Sagot :
bonjour
5 x - 6 = - x + 3
5 x + x = 3 + 6
6 x = 9
x = 9/6 = 3 /2
2 x - 1 /3 = 1
6 x /3 - 1 /3 = 3 /3
6 x = 3 + 1
6 x = 4
x = 4/6 = 2 /3
Réponse :
bonjour,
5x+x = 3+6
6x = 9
x= 9/6 = 3/2
2x-1/3 =1
2x= 1+1/3
2x= 3/3+1/3
2x= 4/3
x= (4/3)/2 = 2/3