Subtract original amount from new amount:
84 - 39 = 45
He bought 45 books.
I am orearte sure the correct answer is 280 please give me brainliest if u can
For this case we have the following expression:

Rewriting the expression we have:
1) First we subtract the numbers within the parenthesis:

2) Then, we solve the exponents:

3) Then, multiplication:

4) Finally, the addition of numbers is made:

Answer:
the value of the expression is:
B: 29
Answer:
If using a calculator, you can calculate one number as a percentage of another by dividing the numbers and multiplying by 100.
Step-by-step explanation:
Dachshund know what is this man what do frog is making