Practice Summary - 4.4 | 4. Linear Equations In Two Variables | CBSE 9 Mathematics
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Summary

4.4 - Summary

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Write a linear equation that represents a relationship where y is twice x.

💡 Hint: Think about the relationship in terms of a and b.

Question 2 Easy

Convert x + y = 10 into the form ax + by + c = 0.

💡 Hint: Subtract 10 from both sides.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What form defines a linear equation in two variables?

x + y = c
ax + by + c = 0
ax^2 + by^2 = 0

💡 Hint: Think about the definition of linear.

Question 2

True or False: A linear equation in two variables can have exactly two solutions.

True
False

💡 Hint: Recall the nature of solutions in this context.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Provide three different solutions to the equation x - 4y = 8 and explain how you found them.

💡 Hint: What happens when you substitute chosen values?

Challenge 2 Hard

If a linear equation shows the distance traveled as d = vt, how does replacing variables impact the equation?

💡 Hint: Consider how different values can represent a straight line.

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