Unit rate for 3 sandwiches will be $1.65
Unit rate for 4 sandwiches will be $1.68
The 3 sandwiches deal is a better .
For this case we must add the given series. We expanded the series for each of the values of i, that is, from 1 to 5:
We add the terms:

Finally, the value of the given series is 45.
Answer:
45
(X-4, y-9) since it moves left its negative and the y went down makes that negative too
Answer:
okay so, you can only carry out two operations at a time: so here goes
Step-by-step explanation:
6.2*10^17 + 1.2 x 10 ^15
on your calculator: 6.2 exp 17 + 1.2 exp 15 = 6.212x10^17