Which equations represent a relationship where y is a nonlinear function of x? Select all that apply. y = 74x
y x1
X-5 y 2
1
Oy - 2+
HX-6y
1
y
X4
1
16

Renee hiked for 6 3/4 miles. after resting, renee hiked back along the same route for 5 1/4 miles. how many more miles does renee need to hike to return to the place where she started? represent your answer as a simplified mixed number, if necessary.