Răspuns :
3x+6=x/2+1
6x+12=x+2
6x-x=2-12
5x=-10
x=-10:5
x=2
(3x+1)/2=(2x-3)/5
5(3x+1)=2(2x-3)
15x+5=4x-6
15x-4x=-6-5
11x=-11
x=-11:11
x=-1
3x+6=x/2+1
6x+12=x+2
6x-x=2-12
5x=-10
x=-10:5
x=2
(3x+1)/2=(2x-3)/5
5(3x+1)=2(2x-3)
15x+5=4x-6
15x-4x=-6-5
11x=-11
x=-11:11
x=-1