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CBSE Class 9 Answered

A part of monthly expenses of a family on milk is fixed, which is Rs.700 and remaining varies with quantity of extra milk taken at the rate of Rs. 25 per litre. Assuming quantity of extra milk required as x litres and total expenditure on milk Rs. y, write a linear equation representing above information.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

Fixed monthly expenses on milk = Rs 700

Extra milk required = x

Rate per litre for extra milk = Rs 25

Amount for extra milk = Rs 25x

Total expenditure on milk = Rs y

Therefore,

700 + 25x = y

25x - y + 700 = 0

Answered by | 04 Jun, 2014, 03:23: PM

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