Answer:

Step-by-step explanation:
Here first open the inner parentheses and use the distributive property,

Answer:
number one is 22 number two is 16 number three is 32
Step-by-step explanation:
Answer:IS B OR D BUT I SAY D
Step-by-step explanation:
Answer:
The answer is −a^4 + 5a^3b + 2a^3c − 4a^2b^2 − 10a^2bc − a^2c^2 + 8ab^2c + 5abc^2 − 4b^2c^2 / −a^4 + 2a^3b + 2a^3c − a^2b^2 − 4a^2bc − a^2c^2 + 2ab^2c + 2abc^2 − b^2c^2
Step-by-step explanation:
This the equation being simplified
A right angle is an angle at 90 degrees