Following is not a linear equation in one variable?

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Which of the following is not a linear equation in one variable?
(a) 3x – 1 = 7
(b) 5y – 2 = 3 (y + 2)
(c) 2x – 3 = \frac { 7 }{ 2 }
(d) 7p + q = 3

Solution:

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 9 Linear Equations and Inequalities Objective Type Questions 6

The solution of the equation \frac { 1 }{ 3 }(2y – 1) = 3 is
(a) 5
(b) 3
(c) 2
(d) 1

Solution:

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 9 Linear Equations and Inequalities Objective Type Questions 7

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