Respuesta :

apologiabiology
linear means the power of the placeholder is 1

first one, power is 2
2nd, power is 1/2
3rd, power is 1
4th, power is -1

answer is C
irspow
Linear equations have a constant velocity so they all have the property of kx.  Which means that x is to the first power.

Only c. has x to the first power.

a. x is raised to the second power

b. x is raised to the one-half power  (square root)

d. x is raised to the negative first power (x^-1=1/x)