Find and correct the errors in the following mathematical statements 

(Q5)\ 5 y + 2y + y - 7y = 0

Answers (1)

Our L.H.S. is
5y + 2y + y - 7y = y  
R.H.S. = 0
IT is clear from the above that  L.H.S. is not equal to R.H.S.
So, Correct statement is  
5y + 2y + y - 7y = y

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