In 2003, MusicMart sold 12,000 CDs. In 2008, they sold 14,550 CDs. What is the rate of change in the number of CDs sold?

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so:

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.

no

step-by-step explanation:

answer

step by step explanation: when u removing the parentheses and combined them that would be : x+3y-x-y=2y