Ican't find the correct second answer /:

What is the point-slope equation of a line with slope -5 that contains the point (6,3)

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)