Решите уравнение 1/(2х-40)+1/234=1/х. Created by Nika1325. algebra-ru

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July 2022 2 6 Report

Решите уравнение
1/(2х-40)+1/234=1/х

ghvhbbj 1/2(x-20)+1/234-1/x=0
117x+x*(x-20)-234(x-20)/234x*(x-20)=0
117+x^2-20x-234x+4680/234x*(x-20)=0
-137x+x^2+4680/234x*(x-20)=0
x^2-137x+4680=0
x^2-65x-72x+4680=0
x(x-67)*(x-72)=0
x-65=0
x-72=0
x1=65
x2=72

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