Order the expressions from least value to greatest value. -4.8x3 & etc

For what value of (y) is 3^3/3^y =1/9

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

A. plot the data for the functions f(x) and g(x) on a grid and connect the points. x -2 -1 0 1 2 f(x) 1/9 1/3 1 3 9 x -2 -1 0 1 2 g(x) -4 -2 0 2 4 b. which function could be described as exponential and which as linear? explain. c. if the functions continue with the same pattern, will the function values ever be equal? if so, give estimates for the value of x that will make the function values equals. if not, explain why the function values will never be equal.