Answer:
What kind of help you want ?
Answer: 2,444
Step-by-step explanation: We can find the answer to this problem by simplifying the scientific notation, and then adding. You would end up with 2,000 + 400 + 40 + 4 if done correctly. Hope this helps!
13a) y = 0.45x
13b) 52 * 0.45 = 23.4
13c) I will let u figure this one out
Y=.25x is the only resonable answer