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annamyachina2
@annamyachina2
July 2022
1
13
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решить уравнение:
1) 1/6
---------- -3/8=1/40
1/4х-1/3
2) 1/4
----------- +2/5=1/2
3/4х-1/2
там где тире там дробь поделенная на дробь
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Answers & Comments
nnkoio
1)(1/6)/(1/4x-1/3)=16/40
1/6=4/10( сокращение от 16/40)*(1/4x-1/3)
(1/6)/0.4=1/4x-1/3
10/24=1/4x-1/3
1/4x=3/4
x=3
2 votes
Thanks 7
annamyachina2
а второе можешь ришить пажалуста
nnkoio
(1/4)/(3/4x-1/2)=1/10
nnkoio
1/4=(1/10)*(3/4x-1/2)
nnkoio
3/4x-1/2=2.5
nnkoio
3/4x=3
nnkoio
x=4
annamyachina2
спасибо
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Answers & Comments
1/6=4/10( сокращение от 16/40)*(1/4x-1/3)
(1/6)/0.4=1/4x-1/3
10/24=1/4x-1/3
1/4x=3/4
x=3