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 ( 71+ )
Otras preguntas
Which of the following best describes Vivofit’s purpose? It is a personal health tracker It is a mobile point-of-sale tool It is a digital wallet or smart car
Una persona que toma demasiado alcohol sufre de ______. violencia alcoholismo pobreza guerra
What three archipelagos make up the Caribbean islands
What is one purpose of the symbolism used in this passage?
what do bottom dwelling fish,sponges and corals have in common
PLEASE HELP In designing a web to narrow your topic, which would appear in the center circle of the web? famous cyclists Tour de France strategy and tactics cy
The diagram shown above, illustrates the _______ cycle. A) carbon B) nitrogen C) phosphorus D) water
Why has the director called Bernard Marx into a public meeting?
What is one criteria that must be met in order for an ecosystem to be stable
What is the length of the actual dining room?
