SOLUTION: Which equation is an xy-equation for the parametric equations x = t; and y = -t where 2< t < 6?

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Question 474492: Which equation is an xy-equation for the parametric equations x = t; and y = -t where 2< t < 6?
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

given:
x+=+t%5D%5D%5D%0D%0A%0D%0A%7B%7B%7B2+%3C+t+%3C+6
Plug in t+=+x%5D%5D%5D%3A%0D%0A%0D%0A%5B%5B%5B2+%3C+x+%3C+6 (that's the domain)
y+=+-t
Plug in t+=+x and remember to include the domain:
highlight%28y+=+-x%29,.....+2+%3C+x+%3C+6