Above 3(m+1) = 2(5- m) not understood the LHS side how m+1/2 came

This question was asked in Ex 2.5, 6

Above 3(m+1) = 2(5- m) not understood the LHS side how m+1/2 came

AKSHITA SINHA

Sept. 7, 2021, 10:45 a.m.

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