Question 1170224
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I do not see any reason why you can not do it on your own 
        (I assume that you are familiar with the multiplication table).


<pre>
    If not, then this problem is ABOVE your level, 
    and you should go to the 1-st grade class to learn it.
</pre>


Regarding the pair with the sum &nbsp;-29, &nbsp;it is &nbsp;(1,-30).


Another such pair is  &nbsp;(-30,1).