Question

The cost a pen ( y) is Rs.10 less than half of the cost of a book (x). The linear equation in two variables that represents the above statement is

Answer 1

Solution:
According to the given statement,
y = x/2 - 10
or 2y = x - 20
or x - 2y = 20
Thus the above linear equation represent the given statement.

Hope you got it!