Practice Unique Solution for Linear Equations - 4.3.1 | 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

Find two solutions for the equation x + y = 5.

💡 Hint: Set one variable to a simple number and solve for the other.

Question 2

Easy

Write the equation 2x + y = 7 in standard form and identify a solution.

💡 Hint: Substitute your solution back into the equation to check.

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 kind of solutions do linear equations in two variables have?

  • Only one solution
  • Two solutions
  • Infinitely many solutions

💡 Hint: Think about how changing one variable affects the other.

Question 2

True or False: The equation 4x + 2y = 8 has exactly two solutions.

  • True
  • False

💡 Hint: Consider what happens when you change x.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

If 2x + y = 10, find three solutions and explain your method.

💡 Hint: Pick simple numbers to make calculations easier.

Question 2

Given the equation y = -3x + 9, graph the equation and identify three points on the line.

💡 Hint: Set x to different values to find corresponding y's and visualize the line.

Challenge and get performance evaluation