What is the inverse of f(x)=(9x-8)/(2-x) ?

The inverse of f(x)=(9x-8)/(2-x) is -(-8-2x)/(9+x)

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inverse of f(x)=(9x-8)/(2-x)

inverse

f (x) = \frac{9 x - 8}{2 - x}

- \frac{- 8 - 2 x}{9 + x}

Solution steps

y = \frac{9 x - 8}{2 - x}

Replace

x

with

y

x = \frac{9 y - 8}{2 - y}

Solve for

y, x = \frac{9 y - 8}{2 - y}

- \frac{- 8 - 2 x}{9 + x}

What is the inverse of f(x)=(9x-8)/(2-x) ?
The inverse of f(x)=(9x-8)/(2-x) is -(-8-2x)/(9+x)