rv112116 rv112116
  • 18-02-2017
  • Mathematics
contestada

find the answer.
9x - 7 = -7

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SmellsLikeTeenSpirit
SmellsLikeTeenSpirit SmellsLikeTeenSpirit
  • 18-02-2017
The answer would be 0
9x-7=-7
-7+7=0
9x=0
x=0
Hope this helps :)
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Theschoolofroxie
Theschoolofroxie Theschoolofroxie
  • 18-02-2017
so,
9x -7 = -7 

9 x 0 = 0

0-7=-7
 Its because 0 is first so its opposite 
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