Which statement best describes the effects in the graph of f(x)=|x|, when f(x) is replaced by 0.5f(x) + 3

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

If you answer 2+2 you will get over 80 points