If you want to increase your income next year by $1,200 how many additional hours will you need to work per month if you make $8 an hour? Round to the nearest tenth.

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.