NEED HELP WILL MARK BRAINLIST DO NOT SPAM. Question is in a screenshot below and the questions are not multiple choice please answer this complete full sentences and show your work

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

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1