Does anybody know the constant of proportionality to the question y=4x

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex

The box plots show the average speeds, in miles per hour, for the race cars in two different races. which correctly describes the consistency of the speeds of the cars in the two races?