Select the correct answer.
What is the inverse of function f?

f(x) = 3-x/7

A. f-1 (x) = 7+x/3

B. f-1(x) =3-7x

C. f-1(x) = 7x+3

D. f-1 (x) = 3- x/7

What is the measure of angle x? 37° 82° x°

What are the coordinates of a vertex of the hyperbola?

Cesar bought 7 items at the candy store. he bought candy bars for $0.50 each and packs of gum for $0.95 each. he spent a total of $6.80. what system represents the solution for the number of candy bars (x) and the number of pack gum (y) purchased?