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)

Given that f (x) = 6x^2-900

What is BC, the height of the pyramid? 7 units 7/2 units 14 units 14/2 units

What is 2456 as a fraction in simplest form

The perimeter of a triangle is 30 in. The longest side is 2 less than 3 times the shortest side and the other side is 2 more than twice the shortest side. Find the length of each side

How do you find the product or quotient of powers with the same base?

Miley has a shoe shelf 33 inches wide if each of her shoes is 2 3/4 inches wide how many shoes can she fit on the shelf

There are 100 employees in your company. Fifty of them do not have company health insurance. What percent of the employees do not have health insurance?

Deanna estimated the product of 6.45 and 10.2. How does the estimate compare to the exact product?

The Lewis family went out to an expensive restaurant for dinner. The bill was $108.00. Mr. Lewis wanted to leave a 15% tip. How much did he pay in all, including the tip?

Joey wants to build a rectangular garden. He plans to use a side of a river for one side of the garden, he will not place fencing along this side of the garden. He has 92 yards of fencing material. What is the maximum area that will be enclosed?