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Class 10 Mathematics Pair of Linear Equations in Two Variables Graphical method of finding solutions.HardLevel 53

For (x+by=8) to be parallel and distinct to (3x+12y=30), which value of (b) is suitable?

Answer and explanation

Correct answer: (4)

Dividing (3x+12y=30) by (3) gives (x+4y=10). Thus (b=4) makes the lines parallel and distinct.

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parameterparallel linesratio test

Frequently asked questions

What is the correct answer to this question?

(4)

Why is this the correct answer?

Dividing (3x+12y=30) by (3) gives (x+4y=10). Thus (b=4) makes the lines parallel and distinct.

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Pair of Linear Equations in Two Variables. Topic: Graphical method of finding solutions..

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