SOLUTION: 11+8=3+ and _-7=9+8 whats the answers and how u get it

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Question 834712: 11+8=3+ and _-7=9+8 whats the answers and how u get it
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
What needs to be done is not clear to me from the given information please re-post with a clear and complete question :)