Ответ:
Пошаговое объяснение:
(7/18+5/24z)÷3 2/3=1/3
7/18+5/24z=1/3×3 2/3
7/18+5/24z=1 2/9
5/24z=1 2/9-7/18
5/24z=5/6
Z=5/6÷5/24
Z=4
-------------------
(7/18+5/24×4)÷3 2/3=1/3
1/3=1/3
4/7x +5/14x-10/21x=1/7
19/42x=1/7
X=1/7÷19/42
X=6/19
-----------------
4/7×6/19+5/14×6/19-10/21×6/19=1/ 7
1/7=1/7
m-5/12m=1/4
7/12m=1/4
m=1/4÷7/12
m=3/7
------------
3/7-5/12×3/7=1/4
1/4=1/4
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Answers & Comments
Ответ:
Пошаговое объяснение:
(7/18+5/24z)÷3 2/3=1/3
7/18+5/24z=1/3×3 2/3
7/18+5/24z=1 2/9
5/24z=1 2/9-7/18
5/24z=5/6
Z=5/6÷5/24
Z=4
-------------------
(7/18+5/24×4)÷3 2/3=1/3
1/3=1/3
4/7x +5/14x-10/21x=1/7
19/42x=1/7
X=1/7÷19/42
X=6/19
-----------------
4/7×6/19+5/14×6/19-10/21×6/19=1/ 7
1/7=1/7
m-5/12m=1/4
7/12m=1/4
m=1/4÷7/12
m=3/7
------------
3/7-5/12×3/7=1/4
1/4=1/4