Question

solve these sums by elimination by the method of elimination

Answer 1

x is 10000
y is 5000
is the correct answer

Answer 2

Step-by-step explanation:

It is given that the monthly income of A and B are in the ratio 3:4.

Let the income of A and B are 3x and 4x.

Their monthly expenditures are in the ratio 5:7.

Let Their monthly expenditures are 5y and 7y respectively.

Saving = Income - expenditure

Each saves ₹ 5,000 per month.

3x - 5y= 5000. .(1)

4x - 7y= 5000. (2)

On solving (1) & (2) we get,

x= 10,000

y= 5000

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