What is the solution to this equation? 5x + 9 – 3x = 18 + 15 A. x = 8 B. x = 12 C. x = 21 D. x = 3

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

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

What is 32+4 x (16 x 1/2) -2 show your work}