72=14/3(41)+b is the problem i need to get answered

What is the inverse of the function f(x)=4x+8

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?

Which of the following represents a function? 50 !