Practice Introduction - 4.1 | 4. Linear Equations In Two Variables | CBSE 9 Mathematics
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Write the equation \(3x + 4y = 20\) in the form \(ax + by + c = 0\).

πŸ’‘ Hint: Subtract 20 from both sides.

Question 2

Easy

Express \(y = 5\) in standard form.

πŸ’‘ Hint: Think about the coefficients for x.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the general form of a linear equation in two variables?

  • \\(x + y = c\\)
  • \\(ax + by + c = 0\\)
  • \\(xy + c = 0\\)

πŸ’‘ Hint: Look at the coefficients in the form.

Question 2

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

  • True
  • False

πŸ’‘ Hint: Think about how many points lie on a straight line.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given the linear equation \(3x + 2y = 9\), find all integer solutions.

πŸ’‘ Hint: Try different integer values for x and calculate y.

Question 2

Can you find a scenario in real life where two variables interact in a linear equation?

πŸ’‘ Hint: Consider shopping or budgeting situations.

Challenge and get performance evaluation