Question

"The cost of a note book is twice the cost of a pen.” Write a linear equation in two

variables to represent this statement.​

Answer 1

Answer:

let the cost of pen be x and notebook be y

then,

2x-y=0

Answer 2

Answer:

"The cost of a note book is twice the cost of a pen.” Write a linear equation in two

Step-by-step explanation:

ax²+bx+c=0