Answer:
3
Step-by-step explanation:
(3*2 + 16x +9) + (-16x -12)
6 + 16x + 9 -16x -12
3
9 because 9⁴ gives you that result, you can try on a calculator ;)
15 is
33.33% of 45
Divide 15 by 45 to get a decimal:

Change the decimal into a percentage by multiplying the decimal by 100:
10,000 is the correct answer