The tables show the numbers of purple and gold crystals Kacy and David used in 5 different necklaces. Kacy Necklaces Purple 2 4 6 8 10 Gold 3 6 9 12 15 David’s Necklaces Purple 3 5 7 9 11 Gold 5 5 5 5 5 Part A Which equation relates the number of purple crystals, p, to the number of gold crystals, go, in Macy’s necklaces? A. g = 1.5p B. p = 1.5g C. g = p + 1 D. p = g – 2

9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

What is the perimeter, p, of a rectangle that has a length of x + 8 and a width of y − 1? p = 2x + 2y + 18 p = 2x + 2y + 14 p = x + y − 9 p = x + y + 7

Use the multiplier method to incrases £258 by 43%