👤

rezolvati ecuatia: 3(2-x)+8=2x-1

Răspuns :

6-3x+8=2x-1

-3x+14=2x-1

-3x-2x=-15

-5x=-15

x=-15/-5

x=3

3*2-3x+8=2x-1
6-3x+8=2x-1
3x-2x=-1-6-8
x=-15