Which algebraic expression represents "twice the sum of y and 9" A. 2+9y B. 2 (9y) C. 2 (y+9) D. 2 + (y+9)

6 students share for bagels equally what is the answer to this question

How to cross multiply 9/12 = x/100?

What is equivalent to 24a^2-18

Four friends went shopping for school clothes. Kim bought 5 shirts, Jill bought 4 shirts, Leslie bought 6 shirts, and Crystal bought only 1 shirt. Which answer choice represents the mean of the shirts purchased?

Let S be the event that a randomly chosen store is having a sale. Let M be the event that a randomly chosen store has marked up their prices in the last six months.

Net pay is the difference between a worker's gross income and his or her deductions. A person's gross income for the year was $65,000 and their total deductions were $12,860. What was their net pay for the year?

Solve for x -16 = 8x/5 x=-25 3/5 x=10 x=-10

The radius of a sphere is 7 in. What is the sphere's volume? Round to the nearest tenth, if necessary.

Find the derivative of cos2theta.

Store is located in a state that requires 6% tax on all items sold. if the store brings in $3,392 in one day how much of the total was sales tax