Practice Examples of Linear Equations in Two Variables - 4.2.1 | 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 5x - 2 = 3y in standard form.

💡 Hint: Move all terms to one side.

Question 2

Easy

Identify a solution for the equation y + 3 = 0.

💡 Hint: What happens if you set y to 0?

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 standard form of a linear equation?

  • ax + by = c
  • ax + by + c = 0
  • y = mx + b

💡 Hint: Recall the format of linear equations.

Question 2

True or False: Linear equations in two variables have at least one solution.

  • True
  • False

💡 Hint: Think about what it means to be graphed.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

For the equation 3x + 4y = 12, determine all integer solutions (x, y).

💡 Hint: Start by plugging in integers for x and solve for y.

Question 2

Prove that a linear equation in two variables has infinitely many solutions.

💡 Hint: Pick a simple number like 0 and see what happens!

Challenge and get performance evaluation