The factor pairs of 20 are (20,1)(10,2)(5,4)
None of them total -10 or differ by 10.
-20 and 10 are factors of -20 that add up to -10.
There are 100 cents in a dollar, so 2,000 cents makes 20 dollars.
The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30. The factors 1+3+5+10=19, 1+2+6+10=19, 1+3+15=19, and 3+6+10= 19.
nitrogen phosphorus potassium
-20
20
120
it is not possible.
-10 and -4
(20 - √229) ≈ 4.867 and (20 + √229) ≈ 35.133
-27
14
12
107
-16
110
6*1
8 and -60