360/(12-x)-15=25 480/(34-x/7)=16 Реши уравнение и сделай проверку. Created by arinashev1. matematika-ru

7)=16 Реши уравнение и сделай проверку...

June 2022 1 14 Report

360/(12-x)-15=25 480/(34-x/7)=16
Реши уравнение и сделай проверку

Answers & Comments

galinakarpilov 360/(12-x)=25+15
12-x=360/40
12-x=8
x=12-8
x=4
360/(12-4)-15=25
25=25
480/(34-x/7)=16
34-x/7=480/16
34-x/7=30
x/7=34-30
x/7=4
x=4*7
x=28
480/(34-28/7)=16
16=16

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arinashev1 July 2023 | 0 Ответы

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