Предмет: Математика, автор: 9Anelya

Реши уравнения подбирая значение x ???
X-8=0 7 + x=7 помогите пожалуйста решить спасибо!!

Ответы

Автор ответа: krivyanka

0

х-8=0
х=8+0
х=8
------------
8-8=0
0=0 верно

7+х=7
х=7-7
х=0
------------
7-0=7
7=7 верно

Автор ответа: 9Anelya

0

Спасибо

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