Diego has run 1/3 of a race distance he has ran 8 1/2 km how long is a whole race? I need help ASAP

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Me! last question, and i'm stuck! write the algebraic expression that models the word phrase. the product of 2 divided by the number h and 8 more than the number k

00 points ! missy’s rotation maps point k(17, –12) to k’(12, 17). which describes the rotation? 270° counterclockwise rotation 90° counterclockwise rotation 90° clockwise rotation 180° rotation