Given the equation a+b = 30 , where a and b are positive integers, how many distinct ordered-pair solutions (a,b) exist?
+591 If a and b must be positive integers, then there can be 29 ordered pairs :
1 + 29
2 + 28
...
28+2
29+1
There won't be 30 because 0 is not concidered positive or negative.
