Paying off a debt over time with planned payments, so kind of like mortgage on a house.
C. 51* I am pretty sure is it
X = -2 and -5
You can set both equal to 0 to find the answers.
The second graph I believe if not some else will try to help.
Multiply pounds box can hold by percent full.
= 9 * 8/10
= (9*8)/10
= 72/10
= 7.2 pounds full
ANSWER: 7.2 pounds was in the box
Hope this helps! :)