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RD Chapter 3 Pair of Linear Equations in Two Variables Ex 3.3 Solutions

Question - 11 : -
√2x – √3y = 0
√3x – √8y = 0

Answer - 11 : -


Question - 12 : -

Answer - 12 : -


Question - 13 : -
2x – 3/y = 9
3x + 7/y = 2, y ≠ 0

Answer - 13 : -


Hence x = 3, y = -1

Question - 14 : -
0.3x + 0.7y = 0.74
0.3x + 0.5y = 0.5

Answer - 14 : -


Question - 15 : -

Answer - 15 : -


Question - 16 : -

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Question - 17 : -

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Question - 18 : -

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Question - 19 : -

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Question - 20 : -

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