Maharashtra State BoardSSC (English Medium) 9th Standard
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Solve the Following Sets of Simultaneous Equations. 2x - 7y = 7; 3x + Y = 22 - Algebra

Sum

Solve the following sets of simultaneous equations.
2x - 7= 7; 3+ y = 22

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Solution

2x - 7= 7                              .....(I)
3+ y = 22                            .....(II)
Multiply (II) with 7
21x + 7y = 154                      .....(III)
(I) + (III)
23x = 161
x = 7, y = 1

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APPEARS IN

Balbharati Mathematics 1 Algebra 9th Standard Maharashtra State Board
Chapter 5 Linear Equations in Two Variables
Practice Set 5.1 | Q 3.6 | Page 86
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