I think that the 2 or 4 one are right. This one is hard for me too but just hope that you get right and hope that it is right.
Answer:
-5
Step-by-step explanation:
add them together (-4)+(-1) make a t chart it'll help you out
Answer:
-11x+8
Step-by-step explanation:
I did this quickly but you would just multiply the right side by -2 and add like terms.
Answer:
804.063
Step-by-step explanation:
..................
Answer:
(y2-y1)/(x2-x1)
Step-by-step explanation:
Average rate of change is just using the slope formula: (y2-y1)/(x2-x1)