tasu
tasu tasu
  • 25-12-2020
  • Mathematics
contestada

x/x+2 -4/x-2=1 solve the equation
i will mark the brainliest plz help​

Respuesta :

Аноним Аноним
  • 25-12-2020

Answer: x = -2/3

[tex]\frac{x}{x+2}- \frac{4}{x-2}=1\\\\<=>\frac{x(x-2)}{(x+2)(x-2)}-\frac{4(x+2)}{(x+2)(x-2)}=1\\\\\\<=>\frac{x(x-2)-4(x+2)}{(x-2)(x+2)}=1\\\\\\=>x(x-2)-4(x+2)=(x-2)(x+2)\\\\\\<=> x^{2} -2x-4x-8=x^{2} -4\\\\\\<=>-6x-8=-4\\\\\\<=>-6x=8-4\\\\\\<=>-6x=4\\\\\\<=>x=-4/6=-2/3[/tex]

Step-by-step explanation:

Answer Link

Otras preguntas

Use the ideal gas law equation to find the molar mass of a 98.2 g sample of gas that fills a 50.0-liter container at stp.
What is the value of digit 3 in 659.13 in words?
Justify the decision of the researchers to hold lighting conditions constant in their experiment
im not sure how to solve this can somebody help
I’m game shows 30% is taken from your prize earnings. How much would a game show give you in order to equal 1 hundred thousand, after taxes? I already have the
Why does the supreme court conclude that the plaintiffs have been denied their rights? the plaintiffs’ schools have neglected their responsibilities. the fourte
Find the lateral area of the cone
Determine the number of moles of water that could be produce from 10.0 mols of hydrogen gas and 6.0 mols of oxygen gas. If 10.0L of hydrogen gas, and 6.0L of o
What’s the answer pls help
I need help ASAP!!!! Worth 20 points!