 UPSKILL MATH PLUS

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### Theory

 1 Introduction 2 Simultaneous linear equation in two variables 3 Simultaneous linear equation in three variables 4 System of linear equation in three variables 5 Examples

### Textbook Questions

 1 Multiple choice questions Difficulty: easy 2 2 Two mark example problem Difficulty: easy 4 3 Five mark example problems - I Difficulty: medium 15 4 Five mark example problems - II Difficulty: medium 15 5 Five mark example problems - III Difficulty: medium 5 6 Five mark exercise problems - I Difficulty: medium 15 7 Five mark exercise problem - II Difficulty: medium 15 8 Five mark exercise problems - III Difficulty: hard 15 9 Five mark exercise problems - IV Difficulty: hard 15 10 Five mark exercise problem - V Difficulty: hard 5

### Practice Questions

 1 Choose the correct answer for linear equations in three variables Difficulty: easy 1 2 Identify the consistency and inconsistency of linear equation in three variables Difficulty: easy 1 3 Solve the equation for three variables Difficulty: medium 5 4 Determine the number of clothes Difficulty: medium 5 5 Calculate the cost of a notepad, a book and a pen Difficulty: medium 5 6 Find the numbers Difficulty: medium 5 7 Calculate the food eaten by a hen, a cow and a goat Difficulty: hard 5 8 Find the length, breadth and height Difficulty: hard 5

### Key Questions for School Exam Preparation

 1 Solve using elimination method Difficulty: medium 2 2 Calculate the numbers Difficulty: medium 2

### Worksheets

 1 Worksheet 2: "Simultaneous linear equation in three variables" Difficulty: medium 9 2 Worksheet 1: "Simultaneous linear equation in three variables" Difficulty: easy 9

### Teacher manual

 1 Methodical recommendation