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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Solve using substitution: x + y = 5, y = 2.
💡 Hint: Substitute y's value into the first equation.
Question 2
Easy
Given y = 2x + 3, find y when x = 1.
💡 Hint: Plug x into the y equation.
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 first step in the substitution method?
- Rearranging one equation
- Adding two equations
- Graphing the equations
💡 Hint: Think about what we need before we can substitute.
Question 2
Can the substitution method be used for nonlinear equations?
- True
- False
💡 Hint: Remember, substitution just involves solving for variables.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Solve the system using substitution: 2x + 3y = 6 and y = 4 - x.
💡 Hint: First, express y from the second equation and substitute into the first.
Question 2
Show how many solutions exist: x + 2y = 4 and 2x + 4y = 8.
💡 Hint: First, simplify the second equation to see if it matches the first.
Challenge and get performance evaluation