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ЛинаМур
@ЛинаМур
August 2022
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ПОМОГИТЕ ПЛИЗ!!!!!!!!!!!!!!!!
Найди корни уравнений.
15х(а+2)=6х(2а+7)
12а-7х(а+4)=26-4а
ПОМОГИТЕ ПЛИЗ!!!!!!!!!!!!
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chingizidka
15а+30=12а+42
15а-12а=-30+42
3а=12
а=4
12а-7а-28=26-4а
5а+4а=28+26
9а=54
а=6
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Answers & Comments
15а-12а=-30+42
3а=12
а=4
12а-7а-28=26-4а
5а+4а=28+26
9а=54
а=6