Réponse:

Bonjour

Explications étape par étape:

(6x - 1)/6 + x/30 - 2 = - (x + 1)/5

5 (6x - 1)/5 ×6 + x/30 + (x + 1)/5 = 2

5 (6x - 1)/5 ×6 + x/30 + 6(x + 1)/6×5 = 2

(30x - 5)/30 + x/30 + (6x + 6)/30 = 2

(30x - 5 + x + 6x + 6)/30 = 2

(30x - 5 + x + 6x + 6)= 60

37x = 59

x = 59/ 37