What is the inverse of function f f(x)=10/9x + 11

A. f-1(x)=9x+11/10
B. f-1(x)=9x-99/10
C. f-1(x)=10x-110/9
D. f-1(x)=9/10x+11

Find the missing number. a. 3 : 24 = : 72 b. : 18 = 5 : 9 c. 6: = 36 : 36

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

What is the value of x in the this question ?