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Galu2000
@Galu2000
July 2022
2
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решите уравнение:
5-3(2-3х)=7х-5
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wejde
Verified answer
5-3(2-3х)=7х-5
5-6+9x=7x-5
9x-7x=-5+6-5
2x=-4
x=-2
3 votes
Thanks 9
Sonyetshka
5-6+9х=7х-5
9х-7х=6
2х=6
х=3
Ответ: х=3.
1 votes
Thanks 1
Sonyetshka
Пардон, решение выше - верное.
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Answers & Comments
Verified answer
5-3(2-3х)=7х-55-6+9x=7x-5
9x-7x=-5+6-5
2x=-4
x=-2
9х-7х=6
2х=6
х=3
Ответ: х=3.