Answers

2016-03-25T19:23:12+05:30
The equation will only be correct of you'll put x=6.... as 6-7= -1 but 8-7=1.
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2016-03-25T19:38:31+05:30
The equation will only be correct if  you'll put
 x = 6.... as 6 - 7 = -1 but 8 - 7= 1 . hope it help
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