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12/3x - 6/3 =0
4x-2=0
4x=2:4
x= 2/4 = 1/2
b) 8x-1=5+x-6
8x-x=5-6+1
7x=0:7
x=0
2/3(6x-3)=0
2/3*6x-2/3*3=0
4x-2=0
4x=0-2
4x= -2 //:4
x= -0.5
b)
8x-3/3 = 5 + x-12/2
8x-1=5+x-1/6
8x-x=5+1-1/6
7x=5⅚//:7
x=35/6*1/7
x=5/6
4x-2=0
4x=2+0
4x=2 /:4
x=2/4 po skróceniu 1/2
b) 8x-1=5+x-6
8x-x=5-6+1
7x=0
c) 6x² =6x² +3² :2
6x²-6x²=3² :2
0=4,5
d) Nie wiem