15. Hassan is solving x2 + 8x = 6 by completing the square. His first steps are
shown below.
x? + 8x + C = 6+C
(x + Vc)* = 6+C
a. What is the value of c?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

Cal's go cart has a gas tank with the dimensions shown below. he uses a gas can that holds 11 gallon of gas, to fill the go cart tank. 11 gallon = 231 inches^3 how many full gas cans will it take to fill the go cart's gas tank?