Question

2) The cost of a note book is thrice the cost of a pen.Write a linear equation in two variables to represent this statement.Express it graphically.​

Answer 1

ok

Step-by-step explanation:

the cost of note book be X

cost of pen be Y

X=3Y

Answer 2

Step-by-step explanation:

let let the cost of notebook be x

let the cost of pen be y

cost of notebook= 3x(cost of pen)

x = 3 y

linear equation is

x - 3y = 0

I hope it helps