What is the solution to the equation
sqrt 2x+6 - sqrt x+4 =1

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8