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Class 10 Mathematics Pair of Linear Equations in Two Variables Conditions for solvabilityHard

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What is the correct condition on (t) for the equations (4x+7y=31) and (12x+21y=t) to be inconsistent?

Answer and explanation

Correct answer: (t \ne 93)

The first two ratios are equal. For inconsistency, the constant ratio must be different so (t \ne 93).

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Linear Equations Hard Inconsistent Parameter Conditions For Solvability Pair Of Linear Equations In Two Variables Mathematics Class 10 Mcq

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