Question

Cost of a notebook is ₹5-twice a cost of a pen. Write this statement as linear equation in 2 variable

Answer 1

Answer:

y=2x

Step-by-step explanation:

Let the cost of the pen be 'x'

Let the cost of the notebook be 'y'.

Therefore According to the condition,

y=2x,

Answer 2

let the cost of pen be x
let the cost of notebook be y
A.T.Q
₹5y=2x
y=1
x=₹2.5