Answer:
0
Step-by-step explanation:
Hello, please consider the following.
For any a and b real numbers we can write.

We apply this formula two times here, as below.

We have the coefficient of 1 for
and the constant term is -1, so the sum of the coefficients is 0.
Thank you.
Answer: 105 oranges.
Step-by-step explanation:
30% + 25% = 0.55 * 100 = 55
160 - 55 = 105
Answer:no
Step-by-step explanation: