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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Solve using substitution: x + y = 12; 3x - y = 4.
💡 Hint: Isolate y in the first equation.
Question 2
Easy
Solve using elimination: 2x + 3y = 6; 4x + 6y = 12.
💡 Hint: Eliminate one variable to check for dependence.
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 main purpose of the substitution method?
- To graph equations
- To isolate a variable
- To find the coefficients
💡 Hint: Think about the initial steps involved in this method.
Question 2
True or False: The elimination method can result in infinite solutions.
- True
- False
💡 Hint: Consider what happens when two lines overlap.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Solve for two unknown numbers based on their sum of 36 and the condition that one number is twice the other.
💡 Hint: Set up the equations based on the relationships described.
Question 2
A model car and train have a total weight of 1500 grams. The weight of the train is 300 grams more than the car. Find their respective weights.
💡 Hint: Translate the problem into equations based on the weight relationships.
Challenge and get performance evaluation