I need help this is hard for me and I have a few

The table represents a linear function. what is the slope of the function? –6 –4 4 6

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants. assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1

What is the sum of these mixed numbers 4 2/3+ 3 1/9