Class 10 Maths · Chapter 3 · CBSE / NCERT
Pair of Linear Equations in Two Variables
Solving two equations together. You’ll learn to solve a pair by graphing, substitution and elimination, tell when there is one, no or infinitely many solutions, and solve word problems.
8 short lessons · about 37 minutes in all
What you’ll learn
- 1Turning a Story into Two Equations4 min
- 2Solving a Pair by Drawing the Two Lines5 min
- 3Crossing, Parallel or the Same Line: How Many Solutions4 min
- 4Telling What the Lines Do Without Drawing Them5 min
- 5Solving by Substitution5 min
- 6Solving by Elimination5 min
- 7When the Unknowns Vanish: Reading 18 = 18 or −4 = 04 min
- 8Solving Story Problems: Digits, Ages and Costs5 min
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Turning a Story into Two Equations · about 4 minutes
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More Class 10 Maths
The other 13 chapters.
CH 1Real Numbers8 lessonsCH 2Polynomials8 lessonsCH 4Quadratic Equations8 lessonsCH 5Arithmetic Progressions9 lessonsCH 6Triangles9 lessonsCH 7Coordinate Geometry9 lessonsCH 8Introduction to Trigonometry9 lessonsCH 9Some Applications of Trigonometry9 lessonsCH 10Circles6 lessonsCH 11Areas Related to Circles5 lessonsCH 12Surface Areas and Volumes3 lessonsCH 13Statistics6 lessonsCH 14Probability6 lessons
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