For infinitely many solutions of ((g-1)x+10y=15) and (8x+20y=30), what is (g)?

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Correct answer: (g=5)

For infinitely many solutions, (\frac{g-1}{8}=\frac{10}{20}=\frac{15}{30}) must hold. This gives (g=5).

What is the correct answer to this question?

(g=5)

Why is this the correct answer?

For infinitely many solutions, (\frac{g-1}{8}=\frac{10}{20}=\frac{15}{30}) must hold. This gives (g=5).

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Pair of Linear Equations in Two Variables. Topic: Conditions for solvability.

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