Answer :
no
because we can have
|4+4|=8
|-4-4|=8
|3+5|=8
|-3-5|=8
that's already 4, more than 3
pat's wrong
because we can have
|4+4|=8
|-4-4|=8
|3+5|=8
|-3-5|=8
that's already 4, more than 3
pat's wrong