The answer is 2 due to the fact that 2 is even, and can be added more than once.
It’s B! You multiply the height by width
2x+x=36
Kim's Sister age
2x+x=36 Add "x and 2x"
3x=36 Divide both sides by 3
÷3 ÷3
x=12
Kim's sister is 12 years old
Soo....
Multiply that by two to get Kim's age
12•2=24 Kim is 24 years old.

➳This number can be written in scientific notation as 1.86 times a power of 10.
Option 1. If you have to pay $42 per person and you have 72 people to pay for you multiply 42X72= $3,024
It is more efficient to pay $500 per night