What percentage of the Mountain View polled supported Olunloyo?

Ineed no it anyone can see this

Rationalize the denominator- 12x/√x-10

In order for the function to be linear, what must m be and why? m = 22 because the rate of change is 1. m = 20 because the rate of change is 3. m = 22 because the rate of change is -1. m = 20 because the rate of change is -3.