Why Do we use variables

A city's population is 12,000 and grows at 2.6% rate. What will the population be after 25 years? A city's population is 230,000 and decreases at a 4.4% rate. What will the population be after 14 years?

A spherical water balloon has a diameter of 10 centimeters. how much water is needed to fill the balloon? round your answer to the nearest whole number.

A small legend on the corner states that 4 inches of the length corresponds to an length of 52 get what is the scale factor

For the transformation to be reflection which statement mist be true

Consider the following system: equation 1: Ax + By = C Equation 2: Dx + Ey = F A, B, C, D, E, and F are non - zero real numbers. Which of the following can replace equation one and still have the same solution? Select all that apply.

If the balance at the end of eight years on an investment of $630 that has been invested at a rate of 9% is $1,083.60, how much was the interest?

Multiply (5x^2 + x - 4) (x+2).

The function f (x) = - x2 - 2x 15 is shown on the graph. what are the domain and range of the function? a. the domain is all real numbers. the range is y < 16. b. the domain is all real numbers. the range is y. c. the domain is x.

On the first day of the play, the auditorium was 1/3 full, the second day it was 5/12 full, and on the third day it was 1/2 full. If this pattern continues, how full will it be on the fourth day?

No, because the bike order does not meet the restrictions of 4c + 6a ≤ 120 and 4c + 4a ≤ 100 No, because the bike order does not meet the restrictions of 4c + 4a ≤ 120 and 6c + 4a ≤ 100 Yes, because the bike order meets the restrictions of 4c + 6a ≤