I have no idea how to solve this. can someone help please.

Hi Tammy;

y=x-2;(3,1) (-2,-4)

Let's begin with the first coordinates...

(3,1)-----(x,y)

The equation is...

y=x-2

1=3-2

1=1

SOLVED!

(-2,-4)

y=x-2

-4=-2-2

-4=-4

SOLVED!

Do you know how to graph these?

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