Write a word problem for $2.88 divided by 12

In part i, the independent variable, the one that is intentionally manipulated, in part ii, the independent variable changes the dependent variable, the one you measure the response in, is the same for parts i and ii. for both parts of the lab, the dependent variable

It says factor each expression completely 8y+48

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4