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 ( 86+ )
Otras preguntas
In which town is the play set ? in whar country do you suppose this town exists rome and juliet?
How can I show plagiarism on a picture without using people or animals? I have some ideas like a laptop plugged into a brain, something like that. Or an album c
The Venn Diagram shows the number of bike and skate club members who bike (circle on the left) or skate (circle on the right). Compute P (S | B) and write yo
-2⁄3 a − 6 = 12 a =?????????????/
How does Tolstoy set up Gerasim to be a foil to Praskovya Fedorovna in these two excerpts from The Death of Ivan Ilyich? A. Both Gerasim and Praskovya Fedorovna
Find the volume of this square pyramid, given that its height is 8 m. A) 24 m3. B) 72 m3. C) 216 m3. D) 648 m3.
Ryan and his friends flip 4 coins. What is the probability that they will flip 2 heads and 2 tails?
A colorless, toxic, radioactive gas is called what
Based on the internal evidence in the passage, which archetypal character does Carol most resemble? beautiful but vacuous woman intellectual dreamer saintly ref
Ms. Green's biology students were studying cellular respiration. One simple organism, yeast, can be used to test the rate of fermentation using different vari
