Question

CHAPTER : 4 LINEAR EQUTION IN TWO VARIABLES
1) The cost of a ball pen is Rs 5 less than half of the cost of a fountain pen. Write this
statement as a linear equation in two variables.

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Answer 1

Answer:

Let the cost of fountain pen be Rs. x

Then half the cost of fountain pen be Rs. x/2

Given that ball pen costs Rs. 5 less than fountain pen .

So, cost of ball pen is x/2 - 5.

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