Question

The cost b of a book is 13 more than the cost
of a pen. The cost of the pen is 8 less than the
cost r of a register. If the register costs 80,
find the cost of the book and the pen.​

Answer 1

Step-by-step explanation:

the cost of register = rs 80

the cost of pen is 8 less than the cost of register

the cost of pen = 80 - 8 = 72

the cost of book is 13 more than the cost of pen

the cost of book = 72 + 13 = 85

hence the cost of book is rs 85 and the cost of pen is rs 72 .

hope this answer helps you

Answer 2

Answer:

pen = 72

books =85

the answer of this question