4chairs and 3tables cost₹21000and5 chairs and 2 table cost₹17500.find the cost of a chair and a table separately
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let cost of one chair be x Rs
and table be y Rs
as per 1st condition
4x+3y=21000.....1
as per 2nd condition
5x+2y=17500.....2
multiply 1st eqn with 2 and 2nd with 3
8x+6y=42000.....3
15x+6y=525000......4th
subtract both equation
then substituted value
then find value of x andy
and table be y Rs
as per 1st condition
4x+3y=21000.....1
as per 2nd condition
5x+2y=17500.....2
multiply 1st eqn with 2 and 2nd with 3
8x+6y=42000.....3
15x+6y=525000......4th
subtract both equation
then substituted value
then find value of x andy
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