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b) x=-35,75
c) x= - 18 5/6
d) x= 21 1/5
e) x= 16 1/6
f) x= nie ma podanego x
g) x=5/14
h) x=3,2
i) x=- 20 4/7
x=3⅕ - 7½
x=¹⁶/₅ - ₁₅/₂
x=³²/₁₀ - ⁷⁵/₁₀
x=-⁴³/₁₀
b) 12 ½-x=48¼
-x=48¼-12½
-x=48¼-12²/₄
-x=47⁵/₄-12 ²/₄
-x=35 ¾ /* (-1)
x=-35 ¾
c) 13⅔ +x=-5⅙
x=-5⅙-13⅔
x=-5⅙-13⁴/₆
x=-18⅚
d) x-25⅕=4⅖
x=4⅖+25⅕
x=29⅗
e) 7⅚+x=8⅓
x=8⅓-7⅚
x8²/₆ -7⅚
x=7⁸/₆ -7⅚
x=³/₆
g)1⅕x=½
⁶/₅x=½ /*10
12x=5 /dzielimy na 12
x=⁵/₁₂
h) 5⁵/₈x= 18
⁴⁵/₈x=18 /*8
45x=144 / dzielimy obustronnie na 45
x= 3,2
i) ⁷/₉x= -16⅓ /*9
⁷/₉x=-⁴⁹/₃ /*9
7x=-147 //dzielimy obustronnie na 7
x=21