Simplify.
8.16mn + 6V8mn
2-12mn
4/3 + 6
6./3 + 4
6.16 + 3

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.