Doreen bought a cell phone for x dollars. One year later the value of the phone was 0.75x. Which expression is another way to describe the value of the phone

Find the zeros of the function. f (x) = 9 (x + 2) (x - 9.5)

What is the volume of a sphere with a radius of 18 units

Using a Table to find the Constant of Proportionality This table represents a proportional relationship. Use the table to identify the constant of proportionality between the ratio of the number of laps to the number of swimmers. Number of Swimmers .

W (x) = 0.07x+4.1 models the number of women, W (x), in millions, enrolled in U. S. colleges x years after 1984. The function M (x) = 0.01x+3.9 models the number of men, M (x), in millions, enrolled in U. S. colleges x years after 1984.

Ratios as a fraction in the simplest form

What is the order of rotational symmetry for the parallelogram?

Type the number of degrees in a triangle.

Factor x4+6x2+9 completely.

Aaron ate 1/2 of a blueberry pie and 2/3 of an apple pie how much pie did she eat

A sandwich shop is ordering apples and grapes to make chicken salad. Apples cost $2.19 per pound and grapes cost $2.60 per pound. If they ordered a total of 20 pounds of apples and grapes and pair $35.80. How many pounds of grapes did they order?