Write an equivalent expression to x - 7y + 9.
Choose the correct answer below.
A. X- 7y + 9 = x-(-7y) +9
B. X- 7y + 9 = x + 9 + 7y
C. x - 7y + 9 = 9(x - 7y + 1)
D. X- 7y + 9 = x + 9+(- 7y)

Which of the following are parts of a sphere

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip