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maslen13
@maslen13
July 2023
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Реши уравнения
1.111-х×207=490. (630:х):21=120:20 СРОЧНО ПОЖАЛУЙСТА
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dashhxA
Verified answer
1. 111-x*270=490
-270x=490-111
-270x=379
x=-379/207 - не забыть сократить -1,172/207
2. (630/х)/21 =120/20
30/х=6
6x=30
x= 5
2 votes
Thanks 1
maslen13
спасибо
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Answers & Comments
Verified answer
1. 111-x*270=490-270x=490-111
-270x=379
x=-379/207 - не забыть сократить -1,172/207
2. (630/х)/21 =120/20
30/х=6
6x=30
x= 5