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

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What is the correct solution status for (4x+7y=23) and (9x+15y=48)?

Answer and explanation

Correct answer: One unique solution

Here (4/9 \ne 7/15) so the lines intersect at one point. If the first two ratios differ there is one unique solution.

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Linear Equations Unique Solution Intersecting Lines Conditions For Solvability Pair Of Linear Equations In Two Variables Mathematics Class 10 Mcq

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