Предмет: Математика, автор: oksana21821

Помогите решить уравнение 3(y-5) - 2(y-4)=8

Ответы

Автор ответа: марикуза71

1

3(y-5)-2(y-4)=8
3у-15-2у+8=8
у=8-8+15
у=15

oksana21821: и вот еще -5(5-x)- 4x=18

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