Question

36)The cost ofabook is Rs. X and cost of a pen is Rs y
a) Write an algebraic expression for cost of a parcel containing 2
books and 5 pens.

b) Write an algebraic expression with brackets for total cost of six such parcels,
c) Open the bracket in (ii) using distributive and write the expression. Is it same as finding cost of 12
books and 30 pens?​

Answer 1

Step-by-step explanation:

a) Data

Cost of a book = X

Cost of 2 books = 2X

Cost of a Pen= y

Cost of 5 pen= 5Y

Cost of parcel =?

Solve

cost of Parcel= 2X+5Y

Answer