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 ( 74+ )
Otras preguntas
2/3 of 9 pennies are ?
Did the assumption of containment lead the United States into unwise commitments and actions in Southeast Asia, Latin America, and the Middle East, or was the n
how to get rid of clogged ears
how to know when eggs are done boiling
what causes high blood pressure
which oil company was responsible for the valdez oil spill on this day in 1989?
which of these are a concept of romantics valued? A.imperialism B.idleness C.industrialism D.innocence
exercises to lose belly fat
the assembly machine in your plant can produce 36,200 parts in 9 hours. How many parts can it produce in 18 hours
which of the following most influences your credit score