26-01-2017
Mathematics

contestada

What is the inverse of the given relation? y = 4x - 8

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PsychrolutesMarcidus PsychrolutesMarcidus

26-01-2017

to inverse a equation make all y's x and andy x's y

Thus the inverse is
x=4y-8

Evaluated to
4y=x+8
y= [tex] \frac{1}{4}x +2 [/tex]

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equestriangirl131 equestriangirl131

26-01-2017

First, switch x and y
x = 4y - 8
Then perform the opposite operations:
x + 8 = 4y
[tex] \frac{x}{2} + \frac{8}{4} = y[/tex]
[tex] \frac{x}{2} + 2 = y[/tex]

Answer Link

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