Hey there,
The question is to find the product of the two factors (2p + q)(-3q - 6p + 1).
Now we just multiply across:
- -6pq - 12p² + 2p -3q²- 6pq + q
Now we combine like terms:
So the result would be -12p² - 3q² + 2p + q.
Hope I helped,
Amna
Answer: 
Step-by-step explanation:
Given: Density of tank = 0.4 fish over feet cubed.
We know that, 
Therefore,

Hence, the volume of the tank = 
Answer:
120
Step-by-step explanation:
Since a total of 55 people rated it good/very good, we know that 1/3 of the viewers are 55 people. So we can set the equation: 1/3x=55
Now, just multiply both sides by 3 (or divide by 1/3, same thing) and get your answer!