NCERT Solutions for Class 7 Mathematics Chapter 12
Important NCERT Questions
Class vii Math Chapter 12 Algebraic Expressions Exercise 12.3
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 1
If m = 2, find the value of: (i) m-2 (ii) 3m-5
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(i) m – 2 = 2-2 [Putting m = 2 ]
= 0
(ii) 3m-5 = 3×2-5 [Putting m = 2 ]
= 6 – 5 = 1
Class 7 Maths Chapter 12 Exercise 12.3
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