85.8 the 0 makes you stay the same
Answer:
2%
Step-by-step explanation:
20% takes 10 years to decay
To find per year decay, we divide the percentage by the number of years, so we get unit rate of years {per year]. Thus we have:
20%/10 = 2% per year
It's that simple.
Hence, the percentage by which the substance decays each year is 2%
Answer:
-27
Step-by-step explanation:
5x + 15 = 4x -12
5x - 4x = -12 - 15
x = -27
Answer:
<h2>
36</h2>
Step-by-step explanation:
b = 5 ( Given)
Now,

Plugging the value of b

Calculate the product

Calculate the difference

calculate the product

Hope this helps..
Good luck on your assignment..