Tommy goes swimming every 12 days and hiking every 5 days. He did both today, how many days from now will he do both again? How many times in a year does he do both?

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 expression is equivalent to 1/2(2+3x-6)

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?