Răspuns :
Salut!
✏5x - 1 = 3( 5x - 2 )
5x - 1 = 15x - 6
5x - 15x = -6 + 1
-10x = -5 | · ( -1 )
10x = 5
[tex]x = \frac{5}{10} [/tex]
- simplificam cu 5 si obținem:
[tex]x = \frac{1}{2} [/tex]
x = 0,5 ✔
✏5x - 1 = 3( 5x - 2 )
5x - 1 = 15x - 6
5x - 15x = -6 + 1
-10x = -5 | · ( -1 )
10x = 5
[tex]x = \frac{5}{10} [/tex]
[tex]x = \frac{1}{2} [/tex]
x = 0,5 ✔