Kaitlin bought 6 CDs that were each the same price. Including sales tax, she paid a total of 68.40. Of that total, 4.80 was tax. What was the price of each CD before tax?

Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.