Question

the cost of petrol in a city is ruppes 50 per litre . write an equation with x as number of litres and y total cost

Answer 1

Cost of 1 litre of petrol is Rs 50.

Thus, cost of x litres of petrol = Rs 50x

It is given that the cost of x litres of petrol is Rs y.

∴y = 50x

⇒ 50x - y = 0 which is the required linear equation representing the given situation.

Answer 2

Answer:

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