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ytkkbxyf
@ytkkbxyf
July 2022
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Решите уравнение подробно. Пожалуйста
0.2х+0.3*(26-х)=5.7
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ketlin25
0,2х + 0,3*( 26 - х) = 5,7
0,2х + 7,8 - 0,3х = 5,7
0,2х - 0,3х = 5,7 - 7,8
- 0,1х = - 2,1
х = 2,1 : 0,1 = 21
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Answers & Comments
0,2х + 7,8 - 0,3х = 5,7
0,2х - 0,3х = 5,7 - 7,8
- 0,1х = - 2,1
х = 2,1 : 0,1 = 21