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Zhanta
@Zhanta
August 2021
2
12
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2-4-6 пожалуста пожалуста
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kochergina2003
Смотри тут всё очивидно
1 votes
Thanks 0
marimosina
(4n+3n)·11=154;
7n·11=154;
7n=154÷11;
7n=14;
n=14÷7;
n=2;
Ответ : 2.
(19n-6n)÷4=26;
13n=26·4
13n=104
n=104÷13
n=8
Ответ :8
(17n-8n)·13=351
9n·13=351
9n=351÷13
9n=27
n=27÷9
n=3
Ответ : 3
1 votes
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Answers & Comments
7n·11=154;
7n=154÷11;
7n=14;
n=14÷7;
n=2;
Ответ : 2.
(19n-6n)÷4=26;
13n=26·4
13n=104
n=104÷13
n=8
Ответ :8
(17n-8n)·13=351
9n·13=351
9n=351÷13
9n=27
n=27÷9
n=3
Ответ : 3