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rheirf
@rheirf
July 2022
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Помогите решить систему методом сложения 3x+7y=46 4x-3y=12 2 метадами
1)
2)
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assistantBeard
Метод подстановки:
3*3(4-y)+7y=46
36-9y+7y=46
-2y=10
y=-5
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Answers & Comments
3*3(4-y)+7y=46
36-9y+7y=46
-2y=10
y=-5