Question

If ((x+7)/(x-1))=9,then x is equal to:​

Answer 1

Answer:

Hey there!

Step-by-step explanation:

(x+7)/(x-1)=9

1(x+7)=9(x-1)

x+7=9x-9

x-9x=-9-7

-8x=16

x=16/-8=-2

Answer is -2

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Answer 2

$\Huge\color{red}{\textbf{\textsf{answer:}}}$

$\sf{ }$

$\bf \frac{(x + 7)}{(x - 1)} = 9 \\ \bf - \longrightarrow x + 7 = 9(x - 1) \\ \bf- \longrightarrow x + 7 = 9x - 9 \: \: \: \: \\ \bf- \longrightarrow x - 9x = - 9 - 7 \\ \bf- \longrightarrow { \cancel{-}} 8x = { \cancel{- }}16 \: \: \: \: \: \: \: \: \: \:\\ \bf- \longrightarrow x = \frac{16}{8} = \color{red} 2 \: \: \: \: \: \: \: \: \: \:$