Answers

  • Brainly User
2016-03-01T20:34:00+08:00
The number = x
its opposite = -x

Equation:
 
     x = -x + 50
     x + x = -x + x + 50
     2x = 50
     2x/2 = 50/2
     x = 25

ANSWER:  The number is 25.

Check:

25 = -25 + 50
24 = 25  (true)
1 5 1
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