D Question 1 10 pts Which digit is in the hundredths place of 107.263? 07 2 6 Question 2 10 pts btw can u help me with that

What is (28 + 7 + 6 + 3) x 1/2 show your work

How do you solve a question like this?

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books