Question

cost of 2 kg tomatoes is rupees 3 less than that of 1 kg onions write this in the linearequation in two variables

Answer 1

2x-3=y
x= tomatoes
y= onions

Answer 2

let the 1kg tomatoes = x

let the 1kg onions = y

given that, 2kg tomatoes is three rupees less than that of 1 kg onions

then, the equation is as--

2x-3 = y