Question

the sum of the page number on the faceing pages of a book is 89. what are the page numbers?
left page=
right page=

Answer 1

Left= 44 Right= 45.
I just took a guess at this.

Answer 2

Provide an equation:
let x = page at the left
x+1 = page at the right
Equation then be:
x+(x+1) = 89
2x = 88
x = 44
x+1 = 45

Hence,
the page at left is 44 and at the right is 45

Answer 3

Glad to help!

Answer 4

Yes, even-numbered pages are on the left-hand side.