HELP ASAP Find a set of parametric equations for the rectangular equation.
t=7-x
y=1/x

a. x=7+t, y=1/(-t+7)
b. x=t-7,y=-1/(t+7)
c. x=7-t, y=-1/(t-7)
d. x=t-7,y=1/(t+7)
e.7+t, y=1/(t-7)

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