The amistad student government received 1/4 of the total sales of sodas and snacks at a dance. The total in sales of sodas was $258. The student government received a total of $136.75. What was the value of the snack sales? Write an equation, and solve step by step for brainliest :)

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

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

What properties allow transformation to be used as a problem solving tool