SOLUTION: The total cost of a pen and a book is $32. The cost of the pen is 3/5 the cost of the book. What is the cost of the book?

Question 1184387: The total cost of a pen and a book is $32. The cost of the pen is 3/5 the cost of
the book. What is the cost of the book?
Found 2 solutions by josgarithmetic, MathLover1:
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
Not something that would require asking for help.

Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

let the cost of the pen be and the cost of the book
if the total cost of a pen and a book is $, we have
.........eq.1
if the cost of the pen is the cost of the book, we have
..........eq.2
substitute in eq.1
.........eq.1

....simplify

then

the cost of the book is $

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