It is 121 x 10^12 so the answer is A.
The answer to this problem would be 700. if you need the sum that isnt estimated, its 678.
Answer:
16x+0
Step-by-step explanation:
Collect like terms
11x+5x+9-9
Then add and subtract them
16x+0
Answer:40.00
Step-by-step explanation:just add
36.9
it might be wrong but at least i tried