Respuestas

2012-04-15T05:35:12+02:00

2(3+x)=(2.3)+(x-5)

2(x+3)=+(x-5)

2(x+3)=6+x-5

2(x+3)=x+1

2x+2.3=x+1

2x+6=x+1

x=-5