SOLUTION: the product of the page numbers on two facing pages of a book is 240. find the page numbers?

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: the product of the page numbers on two facing pages of a book is 240. find the page numbers?      Log On


   

Question 755117: the product of the page numbers on two facing pages of a book is 240. find the page numbers?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
the product of the page numbers on two facing pages of a book is 240. find the page numbers?
----
Equation:
x*(x+1) = 240
x^2 + x -240 = 0
----
(x-15)(x+16) = 0
Positive solution:
x = 15
=======
15*16 = 240
================
Cheers,
Stan H.
================