Answer:
21m+5
Step-by-step explanation:
13m-(-8m-5)
13m+8m+5
21m+5
Answer:
what?
Step-by-step explanation:
5.7*10^9-300,000,000= 5,400,000,000
5,400,000,000=5.4*10^9
So the cell phone users worldwide is 5.4*10^9 more than the cell phone users in USA.
To find the gradient you do change in y/change in x so...
-12 - 0
————- = -12/4 = -3
0 - - 4
Hope this helps! Any questions let me know :)