Tori uses the greatest common factor and the distributive property to rewrite this sum:

24 + 84

what expression does tori write?

4(6 + 21)

24(1 + 4)

12(2 + 7)

2(24 + 42)

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.