Find the sum of (11x + 2) and (-8x - 2)

What are the domain and range of the function f(x)=2^x+1

Hey hotel charges guests $19.75 a day to rent five video games at this rate which expression can be used to determine the charge for renting nine video games for one day at this hotel? pls

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs