A boathouse costs $3000 a month to operate, and it spends $750 each
month for every boat that it docks. The boathouse charges a monthly fee of
$950 to dock a boat. If n is the number of boats, which equation represents
the profit function of the boathouse?

A.
B.
C.
D.

Answers are on the attached picture.

The green family is a family of six people. they have used 4,885.78 gallons of water so far this month. they cannot exceed 9,750.05 gallons per month during drought season. write an inequality to show how much water just one member of the family can use for the remainder of the month, assuming each family member uses the same amount of water every month.

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

Nine more than four times a number is the same as one less than twice the number. find the number?