Предмет: Математика, автор: Аноним

Решите срочно очень надо!!!!!!!!!
3*(х+2)-х=10
и вот этот
8=3*(х-4)-х
с полным решением заранее спасибо

Ответы

Автор ответа: Moroshenka
1
Первый:
3*(х+2)-х=10
3x+6-x=10
3x-x=10-6
2x=4
x=(4/2)=2
Ответ: x=2

Второй:
8=3*(х-4)-х
8=3x-12-x
8+12=3x-x
20=2x
x=(20/2)=10
Ответ: x=10
 Держи)
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