For what value of x is the rational expression below undefined?

(3x-12) / (9-x)

How is 100,000 model is compare to 10,000

A nationally known cosmetics company hires a market research firm to test new formulations of moisturizer.

4.30 makeup; 40% discount find the sale to the nearest cent

30/20=w/14 solve for w

What is this answer? 3 (2x + 1) + X = - 39

How do you evaluate the expression - 2.3

Sandy collected 5 bags of fruit. each bag had the same amount of fruit. she was given 4 more apples. How many pieces of fruit were in each bag if she ended up with 39 pieces of fruit?

A cook had 15 eggs to scramble and equally serve 4 people. Which location on a number line correctly indicates the number of eggs each person would receive? A. between 2 and 3 B. exactly 3 C. between 3 and 4 D. between 4 and 5

Is 11.3 meters the same as 113 cm

Area of triangle with apothem of 5