Помогите решить уравнения: 6x-15=0; 10(3x-2)-3(5x+2)+5(11-4x)=25. Created by dan202. algebra-ru

Помогите решить уравнения: 6x-15=0; 10(3x-2)-3(5x+2)+5(11-4x)=25...

dan202 @dan202

August 2022 1 1 Report

Помогите решить уравнения:

6x-15=0;

10(3x-2)-3(5x+2)+5(11-4x)=25

Answers & Comments

inblu

Verified answer

$6x-15=0 \\ 6x=15 \\ x= \frac{15}{6}= \frac{5}{2}=2.5 \\ 10(3x-2)-3(5x+2)+5(11-4x)=25 \\ 30x-20-15x-6+55-20x=25 \\ -5x=-4 \\ x= \frac{4}{5}= \frac{8}{10}=0.8$

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Verified answer

rasstoyanie mezhdu dvumya derevnyami ravnoe 40 km puteshestvenik preodolel za 4 chasa

kazhdoe iz chisel 15390g 1254sm 575mm 395c 1625min 82604kvsm zapishi ispolz

pridumajte zadachu k tablice srednyaya skorost 85kmch i 78kmch vremya 5ch rasstoya

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