What is equivalent expression for 7 (2x + 9)

I am the number that is to be divided in a divided problem is it compatible numbers?

A circular above ground pool has a height of 52 inches, and a volume of 1100 ft^3. What is the radius of the pool to the nearest tenth of a foot? Use the equation V=pi*r^2*h. (V = volume, r = radius, and h=height)

Assume that random guesses are made for seven multiple choice questions on an SAT test, so that there are n=7 trials, each with probability of success (correct) given by p = 0.2. Find the indicated probability for the number of correct answers.

Give an example of a data set with 5 values for which the standard deviation is zero

The function f (x) = - x2 + 16x - 60 models the daily profit, in dollars, a shop makes for selling candles, where x is the number of candles sold. Determine the vertex, and explain what it means in the context of the problem.

Which of the following algebraic expressions can be used to express the statement "one less than x squared?" 1 - x2 x2 - 1 1 - 2x 2x - 1

Is 7x - 10y = 3 a good model for a line that passes through (8,5) and (-12,-9)

What is equivalent to (1/4) to the - 3 power

Name a number between 2 and 2.1

Which choices are equivalent to the quotient below? Check all that apply. 50 10