If f(x) = x-1 what is f(9)?

if f(x)=5, what is f(6)?

Given that anna wants to spend less than $60 for the subscription and only full month subscriptions are offered, what is the maximum number of months that ana can subscribe

Roger and natalie travel in similar cars. roger's car drives the two miles to school in 7.5 minutes. natalie drives the same distance in the opposite direction but in only 6.5 minutes. what is true of their velocities?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c