Question

Rezolvati ecuatia:


3(x+2)=2x+5, x apartine Z

Answer 1

3x+6=2x+5
3x-2x=5-6
x= -1
x aparține lui Z

Answer 2

3(x+2)=2x+5
3x+6=2x+5 |-2x
x+6=5 |-6
x=-5/6
S={-5/6}