Question

Price of a chair is Rs.3 more than half of price of a table. Also price of 3 chairs and one

table is Rs.54. Find price of a chair and a table using matrix inversion method

Answer 1

Explanation:

let x be the price of chair and y be the price of table

x = 3+ y/2

3x+y=54

putting the value of x in 2nd equation we get

9+3y/2 +y =54

5y/2=45

y/2=9

y=18

x=12

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