21-7=14 is a relate subtraction problem
Answer:

Step-by-step explanation:



Answer: 
Answer:
5?
Step-by-step explanation:
You start from negative -1 and you got all the way to 4, so the distance in-between the objects are 5
I believe your answer is going to be increasing linear. If it's doubling constantly then it's increasing so that takes out 2 options. And since it's constant, it isn't exponential, therefore you only have increasing linear left.
I hope I was able to help. Best of luck.
Answer: Scale factor is 2
Divide the x coordinates: 8/4 = 2
and do the same to the y coordinates: 6/3 = 2
we get 2 each time