Chapter 3 – Pair of Linear Equations in Two Variables

Graphically , find whether the following pair of equation has no solution ,unique solution or infinitely many solution 5x – 8y + 1 = 0 3x – 24/5y + 3/5 = 0 find whether the following pair of equation has no solution Graphically unique solution or infinitely many solution 5x - 8y + 1 = [...]

Check whether the pair of equations x + 3y = 6 and 2x – 3y= 12 is consistent. If so, solve them graphically. Check whether the pair of equations x + 3y = 6 and 2x – 3y= 12 is consistent. If so solve them graphically. October 3, 2020 Category: Chapter 3 - Pair of [...]

Two rails are represented by the equations x+ 2y – 4 = 0 and 2x+ 4y 12 = 0.Represent this situation geometrically. Two rails are represented by the equations x+ 2y - 4 = 0 and 2x+ 4y 12 = 0.Represent this situation geometrically. October 3, 2020 Category: Chapter 3 - Pair of Linear Equations [...]

Romila went to a stationery shop and purchased 2 pencils and 3 erasers for Rs 9. Her friend Sonali saw the new variety of pencils and erasers with Romila, and she also bought 4 pencils and 6 erasers of the same kind for Rs18. Represent this situation algebraically and graphically. and she also bought 4 [...]

Let us take the example given in Section 3.1. Akhila goes to a fair with Rs 20 and wants to have rides on the Giant Wheel and play Hoopla. Represent this situation algebraically and graphically (geometrically). -378x + 152y = -604 Solve the following pair of linear equations: 152x - 378y = - 74 October [...]

ABCD is a cyclic quadrilateral (see Fig. 3.7). Find the angles of the cyclic quadrilateral. ABCD is a cyclic quadrilateral (see Fig. 3.7). Find the angles of the cyclic quadrilateral. October 3, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , Exercise 3.7 , Maths , NCERT Class 10 ,

Solve the following pair of linear equations: 152x – 378y = – 74, -378x + 152y = -604 -378x + 152y = -604 Solve the following pair of linear equations: 152x - 378y = - 74 October 3, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , Exercise 3.7 , Maths [...]

Solve the following pair of linear equations: (a – b)x + (a + b) y = a^2 – 2ab – b^2, (a + b) (x + y) = a^2 + b^2 (a + b) (x + y) = a^2 + b^2 Solve the following pair of linear equations: (a - b)x + (a + b) [...]

Solve the following pair of linear equations: x/a – y/b = o, ax + by = a^2 + b^2 ax + by = a^2 + b^2 Solve the following pair of linear equations: x/a - y/b = o October 3, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , Exercise 3.7 [...]

Solve the following pair of linear equations: ax + by = c, bx + ay = 1+ c bx + ay = 1+ c Solve the following pair of linear equations: ax + by = c October 3, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , Exercise 3.7 , Maths [...]