Represent the following sentence as an algebraic expression, where "a number" is the letter x. You do not need to simplify.

5 minus the square of a number?

The number of aluminum cans used each year varies directly as the numbers of people using the cans. If 500 people use 120,000 cans in one year, how many cans are used each year in a city which has a population of 130,000

An 8 pack of beaded necklaces cost $21.92. what is the unit price per necklace?

Triangle has a right angle within?

35b5 + 20ab3 + 20a2b2 by 5b2.

Anita is solving a two step equation below. Look at her work below and determine if or where she made an error. 1/3x - 12 = - 34 1/3x = - 46 x = - 138

What is 100 written as a product of prime factors

The volume in cubic feet of a box can be expressed as (x) = x^3-6x^2+8x, or as the product of three linear factors with integer coefficients. The width of the box is x-2. Factor the polynomial to find linear expressions for the height and the length.

A ball made out of a special material is inflated such that its diameter changes from 14 inches to 18 inches. What is the approximate change in the volume of the ball?

Find the binomial coefficient 7/5

9, 2, 1, 5, 9, 7, 1, 2, 2, 5, 6 Question What is the median for the set of data