Question

Give the right answer with full explanation

Otherwise the was deleted​

Answer 1

Step-by-step explanation:

The method Geoff K gave also works with a combination of negative and positive numbers

Explanation:

Suppose we have −3and+3 then the mid point is −3+32=0

or if you prefer you can write this as +3−32=0

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Suppose we have −3and+5 then the mid point is

−3+52=22=1