Răspuns :
6×(1-x)-2×(x+3)=4
6-6x-2x-6=4
-8x=4
x= -4/8
x= -1/2
6×(1-x)-2×(x+3)=4
6-6x-2x-6=4
6-6-6x-2x=4
0-8x=4
-8x=4/:(-8)
x=-4/8
x=-1/2
6×(1-x)-2×(x+3)=4
6-6x-2x-6=4
-8x=4
x= -4/8
x= -1/2
6×(1-x)-2×(x+3)=4
6-6x-2x-6=4
6-6-6x-2x=4
0-8x=4
-8x=4/:(-8)
x=-4/8
x=-1/2