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nikolaidani
@nikolaidani
July 2022
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8+7(x+2)=1 помогите пожалуйста
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riaddoktor
Verified answer
8+7х+14=1
7х=-21
Х=(-21)/7
Х=-3
1 votes
Thanks 1
143iLoveYou
Verified answer
8+7(x+2)=1
Раскрываем скобки
8+7x+14=1
Переносим известные величины вправо
7x=1-14-8
7x=-21
x=-21/7
x=-3
Ответ: x=-3
1 votes
Thanks 0
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Answers & Comments
Verified answer
8+7х+14=1
7х=-21
Х=(-21)/7
Х=-3
Verified answer
8+7(x+2)=1Раскрываем скобки
8+7x+14=1
Переносим известные величины вправо
7x=1-14-8
7x=-21
x=-21/7
x=-3
Ответ: x=-3