Question

what is the inverse of
y= 1/2x -2?

Answer 1

You just posted another question??

Answer 2

First, switch the x and y.

So since we have

y=1/2x - 2

We make it:

x= 1/2 y -2

Now solve for y

Answer 3

Review the concept also:
http://www.coolmath.com/algebra/16-inverse-functions/05-how-to-find-the-inverse-of-a-function-01
http://www.purplemath.com/modules/invrsfcn3.htm

Answer 4

Some sites first tell you to solve for x in your original equation and then switch the x or y.

But it gives you the same answer nonetheless.

Answer 5

wait so it would be
y= 2x+4???

Answer 6

oh sweet thanks

Answer 7

btw I posted another question, because no one would answer it

Answer 8

You got it correct :)

Answer 9

oh sweet thanks