Answer:

Step-by-step explanation:
The value in 
The value in 
The value in 
They are because they are even and the exact same
<span>How many ways are there to distribute n distinct balls into r boxes (a box can contain any number of balls, ranging from zero (none) all the way to all n balls.</span>
The roots would be x=-5 and x=-4 but with that website you just do -5 and -4
The answer is $8.75. You have to find what one costs which is 1.25 so if you have 7. 1.25 times 7 is $8.75