Question

Observe the following:
1+2-3+4+5-6-7+8-9= -5.
change one sign minus sign as plus sign to get the sum 9.


Brain Test ​

Answer 1

Answer:

1+2-3+4+5-6+7+7-9= 9

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

the answer is 9

and I hope it will help you