sundas
sundas
03-09-2016
Mathematics
contestada
2x/x2-25=10/x2-25 - 4/x+5
Respuesta :
caylus
caylus
03-09-2016
Hello,
x²-25≠0==>x≠5 and x≠-5
[tex] \dfrac{2x}{x^2-25}= \dfrac{10}{x^2-25}- \dfrac{4}{x+5} \\ \dfrac{2x}{x^2-25}= \dfrac{10}{x^2-25}- \dfrac{4(x-5)}{(x+5)(x-5)} \\ 2x=10-4x+20\\ 6x=30\\ x= 5 [/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 35+ )
Otras preguntas
What is decrease £20 by 15%
Which of the Five Pillars of Islam do you think would be most difficult to peform? Why?
Although dry regions may never be as densely populated as those near water, which of the following factors has led to increased populations in dry areas?
on what continents would you expect to see evidence of a glacier
what biome do we live in? Explain your answer.
Please help. Full explanation if you can. 1. The ratio of boots to sandals in a shoe store is 8:3. If there are 245 more boots than sandals in the store, how ma
what was the result of the peloponnesian war?
what is a transfer of food goods and disease between the old new worlds columbian
what was the result of the peloponnesian war?
Which one of the following sentences contains two ideas joined by a connecting word? A. Sally lives with her parents, although she could afford her own ap
