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ася000001
@ася000001
August 2022
2
11
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решите уравнение дробь х/3+х/4=7
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kikoba00
X/3+x/4=7
x/3+x/4-7=0
(4x+3x-84)/12=0
4x+3x-84=0
7x=84
x=12
8 votes
Thanks 15
Interpretation
Приводим к общему знаменателю
(4x+3x)/12=7
(7x)/12=7
домножаем на 12
7x=84
x=12
8 votes
Thanks 24
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Answers & Comments
x/3+x/4-7=0
(4x+3x-84)/12=0
4x+3x-84=0
7x=84
x=12
(4x+3x)/12=7
(7x)/12=7
домножаем на 12
7x=84
x=12