NCERT Class 7 Mathematics Solutions: Chapter 4 –Simple Equations Exercise 4.1 Part 1
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1. Complete the last column of the table:
S. No.  Equation  Value  Say, whether the Equation is Satisfied. (Yes / No) 
(i) 

 
(ii) 

 
(iii) 

 
(iv) 

 
(v) 

 
(vi) 

 
(vii) 

 
(viii) 

 
(ix) 

 
(x) 

 
(xi) 


Answer:
S. No.  Equation  Value  Say, whether the Equation is Satisfied. (Yes / No) 
(i) 

 No 
(ii) 

 No 
(iii) 

 Yes 
(iv) 

 No 
(v) 

 Yes 
(vi) 

 No 
(vii) 

 Yes 
(viii) 

 No 
(ix) 

 No 
(x) 

 No 
(xi) 

 Yes 
Description:
(i)
L.H.S.
By putting
L.H.S.
No, the equation is not satisfied.
(ii)
L.H.S.
By putting
L.H.S.
No, the equation is not satisfied.
(iii)
L.H.S.
By putting
L.H.S.
Yes, the equation is satisfied.
(iv)
L.H.S.
By putting
L.H.S.
No, the equation is not satisfied.
(v)
L.H.S.
By putting
L.H.S.
Yes, the equation is satisfied.
(vi)
L.H.S.
By putting
L.H.S.
No, the equation is not satisfied.
(vii)
L.H.S.
By putting
L.H.S.
Yes, the equation is satisfied.
(viii)
L.H.S.
By putting
L.H.S.
No, the equation is not satisfied.
(ix)
L.H.S.
By putting
L.H.S.
No, the equation is not satisfied.
(ix)
L.H.S.
By putting
L.H.S.
No, the equation is not satisfied.
(ix)
L.H.S.
By putting
L.H.S.
Yes, the equation is satisfied.