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# Solution - Solve the following systems of equations by eliminating ‘y’ (by substitution) : (i) 3x – y = 3, 7x + 2y = 20 - CBSE Class 10 - Mathematics

ConceptAlgebraic Methods of Solving a Pair of Linear Equations Substitution Method

#### Question

Solve the following systems of equations by eliminating ‘y’ (by substitution) :

(i) 3x – y = 3

7x + 2y = 20

(ii) 7x + 11y – 3 = 0

8x + y – 15 = 0

(iii) 2x + y = 0

17x – 11y – 8 = 0

#### Solution

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#### APPEARS IN

NCERT Mathematics Textbook for Class 10
Chapter 3: Pair of Linear Equations in Two Variables
Q: 0 | Page no. 0

#### Reference Material

Solution for question: Solve the following systems of equations by eliminating ‘y’ (by substitution) : (i) 3x – y = 3, 7x + 2y = 20 concept: Algebraic Methods of Solving a Pair of Linear Equations - Substitution Method. For the course CBSE
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