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97+5=2x
102=2x
x=51
2. 43=7+9x
43-7=9x
36=9x
x=4
3. 17=11-12x
17-11=-12x
6=-12x
x=-6/12
x=-0.5
3. 3⅔ =½x-⅓
4=1/2x
x=8
97+5=2x
102=2x/2
x=51
2. 43=7+9x
43-7=9x
36=9x/9
x=4
3. 17=11-12x
17-11=-12x
6=-12x/-12
x=-1/2
4. 3 ⅔=½x-⅓
3 ⅔+⅓=½x
4=½x/ ½
x=8
97=2x-5
-2x=-5-97
-2x=-102
x=51
2.
43=7+9x
-9x=7-43
-9x=-36
x=4
3.
17=11-12x
12x=11-17
12x=-6
x=-0,5
3.
3⅔ =½x-⅓
-½x=-⅓-3⅔
-½x=-4
x=8