1.

Check [2/7+5]+1/2=2/7+[5+1/2]​

Answer»

-STEP EXPLANATION:[2/7+5] +1/2 =2/7 + [5/12](2+35/7) + 1/2 = 2/7 + 5/1237/7+1/2= 24+35/8474 + 7 /14 = 59/8481 /14 = 59/84 Noit is not same



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