Select a variable to represent one quantity and state what that variable represents. Express the second quantity in terms of the variable selected.The average time it takes to get through a check-out line at a large wholesale club is 9 minutes more than 3 times the time it takes to get through a check-out line at a small grocery store, s.

Question

A. let s = time at small store, then 3s + 9 = time at large club
B. let s = time at small store, then (9 + 3)s = time at large club
C. let s = time at small store, then 9s + 3 = time at large club
D.
let s = time at small store, then 9?3 + s = time at large club

Answer 1

Answer: A