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x=-1
3-x=-2x
3=-x
x=-3
69-x=x+96
-2x=96-69
-2x=27
x=-27/2
x= - 13 i 1/2
97=2x-5
2x=96+5
2x=101
x=50,5
43=7+9x
9x=43-7
9x=36
x=4
17=11-12x
12x=11-17
12x=-6
x=-1/2
3 2/3= 1/2 x -1/3
11/3= 3/6 x - 2/6
22/6= 3/6 x - 2/6 razy 6 stronami
22=3x-2
3x=22-2
3x=20
x=20/3
x= 6 i 2/3
x=-35+34
x=1
2)3-x= -2x
x+2x=-3
3x=-3 /3
x=1
3)69-x=x+96
-x+x=96-69
x=27
4)97=2x-5
2x=97-5
2x=92 /2
x=46
5)43=7+9x
9x=-43+7
9x=-36 /9
x=4
6)17=11-12x
-12x=11-17
-12x=-6 /12
x=0,5
x=-35+34
x=-1
3-x= -2x
-x=-2x-3
0=-2x-3+x
0=-x=3
x=-3
69-x=x+96
-2x=96-69
-2x=27
-x=13,5
x=-13,5
97=2x-5
2x-5=97
2x=97+5
2x=102
x=51
43=7+9x
9x+7=43
9x=43-7
9x=36
x=4
17=11-12x
11-12x=17
-12x=17+11
-12x=28
x=-2 i jedna trzecia
3 i dwie trzecie=1/2x-1/3
1/2x=1/3=11/3
1/2x=12/3
1/2x=4
x=8