Math, asked by mahinderpalkaursidhu, 10 months ago


 \frac{4}{x + 1}  +  \frac{5}{x + 3}  =  \frac{9}{x + 2}
solve each of the following equations ​

Answers

Answered by Anonymous
3

\huge\boxed{\fcolorbox{white}{pink}{answer}}

Here is ur answer mate

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 \frac{4}{x + 1}  +  \frac{5}{x + 3}  =  \frac{9}{x + 2}  \\  \frac{4(x + 3) + 5(x + 1)}{(x + 1)(x + 3)}  =  \frac{9}{x + 2}  \\  \frac{4x + 12 + 5x + 5}{x {}^{2}  + 3x + x + 3}  =  \frac{9}{x + 2} \\  \frac{9x + 17}{x {}^{2}  + 4x + 3}   =  \frac{9}{x + 2}  \\ (9x + 17)(x + 2) = 9(x {}^{2}  + 4x + 3) \\ 9x {}^{2}  + 18x + 17x + 34 = 9x {}^{2}  + 36x + 27 \\ 35x + 34 = 36x + 27 \\ 35x  -  36x = 27 - 34   \\  - x = 7 \\ x =  - 7

\huge\boxed{\fcolorbox{x=-7}{}{}}

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Answered by gyadav30122000
1

Answer:

The last answer is correct...

Thank you

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