Simplify each complex fraction
27.) 1 + 1/(x +1/x)

What are the sotions to the quadratic equation 9x^2=4

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

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did