Question

Rezolvați ecuația : 12-2×(3x-1)=-4 unde x e Z
repede va rog!!!

Answer 1

12-2×(3x-1)=-4
12-6x+2=-4
14+4=6x
6x=18
x=3

Answer 2

$\displaystyle 12-2(3x-1)=-4 \\ 12-6x+2=-4 \\ -6x=-4-12-2 \\ -6x=-18 \\ x= \frac{-18}{-6} \\ x=3$