A pad of loose-leaf paper is $0.40 less than a notebook. Together they cost $1.80. How much does the loose-leaf paper cost?? The notebook?

4 answers

Let x = the pad of paper.

x + x - 0.4 = 1.80

2x = 1.40

x = 0.70
P + N = 1.80
N = P + .40

P +(P+ .40) = 1.80

2 P = 1.40

P = 0.70

N = P+ .40 = 1.10
I beleive the answer is the notebook cost $1.30. and the loose leaf paper cost $0.50.
You are out voted brain :)