Предмет: Математика, автор: znsstya

(13x+21):10=3 вирішить пліс​

samoylykdenis: 13}

Ответы

Автор ответа: illia183
0

Відповідь: x=9/13

Покрокове пояснення:

13x+21/10=3

13x+21=30

13x=30-21

13x=9

x=9/13

Bhook: (13x+21)=3*10
Bhook: 13х+21):10=3
(13х+21)=3*10
(13х+21)=30
13х=30-21
13х=9
х=9:13
х=9
13
Автор ответа: karrinaa53
0
відповідь ось, надіюсь буде зрозуміло)
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