Answer:
x = 11
Step-by-step explanation:
x + 8 = 19 subtract both sides by 8
x = 11
Answer:
Lindsey, who is delivering her speech in a large auditorium
Step-by-step explanation:
Jin, who is delivering her speech to a small group sitting around a table
Lindsey, who is delivering her speech in a large auditorium
Luke, who is delivering his speech in a typical classroom
Jordan, who is delivering his speech in a small meeting room
You know the following information:
1. The amount of money (in dollars) earned last year was:

2. The amount of money (in dollars) earned this year, is:

Then, to estimate the sum (the total amount of money the Software Company earned in those two years, you can round the numbers to the nearest billion.
Having:

You need to look at the digit located in the Hundred millions place. Notice that this is:

Then, since:

You need can't round up. Then:

Now, having:

You can identify that the digit in the Hundred millions place is

Therefore:

Now you can add the numbers rounded:

Hence, the answer is: Option B.