Linear Equations In Two Variables: Practice 3

Practise focused skills from Linear Equations in Two Variables

MathematicsGrade 9Mixed10 questions20 min

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Focus question style

Section A: Core Practice · 5 questionsSection B: Application Practice · 5 questions

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Section A: Core Practice

Build the core ideas for this part of the chapter.

Choose the best answer for each question.

Question 1

AdvancedQuestion

For the line $y=3x-2$ , what are the slope and $y$ -intercept?

Topic: Substitution Method · Skill: Solve a pair of linear equations by substitution

Question 2

AdvancedQuestion

Solve the equation $2x+3=9$ .

Topic: Elimination Method · Skill: Solve a pair of linear equations by elimination

Question 3

AdvancedQuestion

Which method is most appropriate for checking a mathematical answer?

Topic: Method Selection · Skill: Choose substitution or elimination appropriately

Question 4

EasyQuestion

Which method is most appropriate for checking a mathematical answer?

Topic: Contextual Modelling · Skill: Form linear equations from daily-life word problems

Question 5

EasyQuestion

Which method is most appropriate for checking a mathematical answer?

Topic: Contextual Modelling · Skill: Solve contextual problems using equation pairs

What this assignment covers

Progressive Grade 9 Math practice for Substitution Method to Computational Thinking with Linear Equations.

Skills and sections

Solve a pair of linear equations by substitution, Solve a pair of linear equations by elimination, Choose substitution or elimination appropriately, Form linear equations from daily-life word problems, Solve contextual problems using equation pairs

Section A: Core Practice: 5 questions
Section B: Application Practice: 5 questions