Find two sets of parametric equations for the given rectangular equation.y = 9x + 7
A. x = t, y = 9t + 7; -? < t < ?
x = 9t, y = t + 7; -? < t < ?
B. x = t, y = 9t + 7; -? < t < ?
x = t, y = 
+ 7; -? < t < ?
C. x = 9t, y = t + 7; -? < t < ?
x = 
, y = t + 7; -? < t < ?
D. x = t, y = 9t + 7; -? < t < ?
x = 
, y = t + 7; -? < t < ?
Answer: D
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