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Popular >

inverse of f(x)=(20-x)/4

Solution

inverse

f (x) = \frac{20 - x}{4}

Solution

- 4 x + 20

Solution steps

y = \frac{20 - x}{4}

Replace

x

with

y

x = \frac{20 - y}{4}

Solve for

y, x = \frac{20 - y}{4}

- 4 x + 20

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=(20-x)/4 ?
The inverse of f(x)=(20-x)/4 is -4x+20