Question

Cost of a book is twice that of a pen. The pen and the book together cost Rs 58.
Frame an equation for it

Answer 1

Answer:

x+2x=58

Step-by-step explanation:

let, the cost of pen be x

given that the cost of book is twice = 2x

the pen and book together cost 58

so,

x+2x = 58

Answer 2

Answer:

Equation is x +2x = 58 .

Step-by-step explanation:

Let the cost of pen be Rs. x

and the cost of book be Rs. 2x

Total cost = Rs. 58

ATQ,

x + 2x = 58