Mr. Roy buys potatoes at Rs. $12 / k g$ and onions at Rs. $14 / K g$ . If he buys $x$ kg of potatoes and $3$ kg less onions than potatoes , find the algebraic expression for his expenditure

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Solution

Mr. Roy buys $x$ kg of potatoes
Cost of buying $x$ kg of potatoes $= 12 x$ Rs.
Mr Roy is buys $x - 3$ kg onions
Cost of buying onions $= 14 (x - 3)$ Rs.
algebraic expression of his expenditure is $12 x + 14 (x - 3)$ Rs.

Hence, $12 x + 14 (x - 3)$ is the required algebraic expression

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Mr. Roy buys potatoes at Rs.12/kg and onions at Rs.14/Kg. If he buys xkg of potatoes and 3 kg less onions than potatoes , find the algebraic expression for his expenditure

Mr. Roy buys xkg of potatoes Cost of buying xkg of potatoes =12x Rs.Mr Roy is buys x-3 kg onions Cost of buying onions =14(x-3) Rs.algebraic expression of his expenditure is 12x+14(x-3) Rs. Hence, 12x+14(x-3) is the required algebraic expression

Mr. Roy buys potatoes at Rs. $12 / k g$ and onions at Rs. $14 / K g$ . If he buys $x$ kg of potatoes and $3$ kg less onions than potatoes , find the algebraic expression for his expenditure

Mr. Roy buys $x$ kg of potatoes
Cost of buying $x$ kg of potatoes $= 12 x$ Rs.
Mr Roy is buys $x - 3$ kg onions
Cost of buying onions $= 14 (x - 3)$ Rs.
algebraic expression of his expenditure is $12 x + 14 (x - 3)$ Rs.

Hence, $12 x + 14 (x - 3)$ is the required algebraic expression