Question

Let cost of pencil and eraser be rs x and rs y respectively. a girl pays rs 9 for 2 pencils and 3 erasers . write the given data in the form of a linear equation in two variables . also represent it graphically

Answer 1

Answer:

The equation is

2 x + 3y = 11

Answer 2

The cost of pencil be x.

The cost of eraser be y.

According to the question,

2 pencils=2x

3 erasers =3y

The girl pays=Rs9

2x+3y=9

hope this helps you.