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 ( 88+ )
Otras preguntas
In the early and mid-1800s, sectionalism was strongest A.in the West, where people felt their way of life depended on agriculture. B.in the West, where people w
HELP GEOMETRY find x
What is the amount of money you still owe to their credit card company called?
Match the mRNA sequences to their DNA sequences. AUUACGCAU CCGAAAUGU GAUCAUUAC UUUUUAACG
what is the diameter of a circle if D equals 3 meters
Multiply the polynomials (5x^2+2x+8)(7x-6)
Simplify. 1/4y+11/2+2−13/4y−12
One concern that arises from building a dam is that fish are not able to migrate. One way that fish can gain passage to their destinations is by: Select one:
In a unionized firm, the _____ clause of the collective bargaining agreement typically retains for management the authority to impose reasonable rules for workp
When 80% of a number is added to the number, the result is 180?
