Rezolvati in z ecuatia:
5x-1/2=1


Răspuns :

Răspuns:

(5x - 1)/2 = 1

5x - 1 = 2

5x = 2 + 1

5x = 3

x = 3/5 ∉ Z

sau

5x - 1/2 = 1

10x - 1 = 2

10x = 3

x = 3/10 ∉ Z