Cevap :
1)
x-4=3x+8
-4-8=3x-x
2x=-12
x=-6
2)
x-4=-(3x+8)
x-4=-3x-8
x+3x=-8+4
4x=-4
x=-1
(-6)+(-1)=-7 olur.
x-4=3x+8
-4-8=3x-x
2x=-12
x=-6
2)
x-4=-(3x+8)
x-4=-3x-8
x+3x=-8+4
4x=-4
x=-1
(-6)+(-1)=-7 olur.