Solve Equations (HSC SSCE Mathematics Advanced): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the highest power of any variable in a linear equation?
What is the highest power of any variable in a linear equation?
What should you do first when solving equations with fractions?
What should you do first when solving equations with fractions?
Multiply by LCM of denominators
What is the purpose of using inverse operations when solving linear equations?
What is the purpose of using inverse operations when solving linear equations?
To isolate the variable
What does it mean to solve a system of equations?
What does it mean to solve a system of equations?
Find values satisfying all equations
What are the two main methods for solving systems of linear equations?
What are the two main methods for solving systems of linear equations?
Substitution and elimination
In the substitution method, what do you do after isolating one variable?
In the substitution method, what do you do after isolating one variable?
Substitute into the other equation
In elimination, when should you add the equations?
In elimination, when should you add the equations?
When coefficients have opposite signs
Why must equations be aligned for the elimination method?
Why must equations be aligned for the elimination method?
To see how to eliminate variables
In elimination, why multiply equations by constants?
In elimination, why multiply equations by constants?
To match coefficient magnitudes
Why should you verify solutions in both original equations?
Why should you verify solutions in both original equations?
To check they satisfy both equations